GEOMETRY HELP PLEASE!6

GEOMETRY HELP PLEASE!6

Answers

Answer 1
You can go on there website and get there answers on there. Search up delta math answer key, it will lead you that there cite and click on which lesson your in then skip questions until you find the one your at

Related Questions

In a chess club the probability that Shaun will beat Mike is 3/8 .
The probability that Shaun will beat Tim is 5/7 .
(Assume all the games are independent of one another)
If Shaun plays 1 game with Mike and then 1 game with Tim, what is the probability that Shaun loses both games?

Answers

Answer:

11%

Step-by-step explanation:

Shaun's percentage of winning against Mike is 8/11 or 73%

Shaun's percentage of winning against Tim is 7/12 or 58%

Shaun's percentage of losing against Mike is 100-73 = 27%

Shaun's percentage of losing against Tim is 100-58 = 42%

Shaun's percentage of losing against Mike and Tim is .27 x .42 which is approximately 11%


The ratio of the measures of the three angle in a triangle is 15:8:13. Find the measure of the three angles.

Answers

Answer:

a=15x; b=8x; c=13x

180°=a+b+c=15x+8x+13x=36x

=> x=180÷36=5

=> a=15×5=75°; b=8×5=40°; c=13×5=65°

Use the data for the books each class donated for a book drive and find the upper quartile. 28 15 40 45 27 19 50 36 42 37 21 25
A.35
B.18
C.41
D.23

Answers

Answer:

41

Step-by-step explanation:

when you find the median you split the numbers in half from the upper to lower parts of the data. then you find the median of the upper part and that is the upper quartile.

median: 32

32, 36, 37, 40, 42, 45, 50

add 40+42 then divide by 2 and you get 41

hopefully this helps

                     

Find the midpoint between p and q.
p = (12,-3,6)
q = (-9,2,0)

Answers

Answer:

A on edge

Step-by-step explanation:

( 3/2, -1/2, 3)

help on hw NEED ASAP WILL SEND 90$

Answers

How do I need help like fr

Answer:

what's the question

Step-by-step explanation:

what's the question and no it will be for free <3

PLS HELP QUICK
how do i solve this

Answers

Answer:

[tex]\pi \times r = 3.14 \times 5 = 15.7[/tex]

Please help! will give brainlist if correct answer. NO LINKS
find the unknown side length x. round your answer to the nearest tenth
A) 21.5
B) 12.8
C) 58
D) 48

Answers

Answer:

58 Use pathagreon theorem

Step-by-step explanation:

a^2 + b^2 = c^2

Answer:

58

Step-by-step explanation:

The Pythagorean theorem says

[tex]40^{2} + 42^{2} = x^{2}[/tex]

[tex]x^{2}[/tex] = 1600 + 1764

   = 3364

x = [tex]\sqrt{3364}[/tex] = 58

Which expression is equivalent to cos (62)?

Answers

Answer:

The trigonometric value is equal to cos 62° is sin 28°

√(4/7)² solve for points

Answers

Answer:

unless I'm confused this morning, the square root of a squared number is equal to the number, so:

4/7 would ne my answer

Step-by-step explanation:

a) 3.2÷0.8 explain pls b) 7.5÷0.5 also explain pls​

Answers

3.2\0.8=4 7.5/0.5= 15

7.5 divided by 0.5 is the same as 7.5x2=15

5. Measure the length of each leg and the hypotenuse of this triangle: a.f = units ag units fg = units​

Answers

To find the length of the side opposite the angle, multiply the hypotenuse by sin(). Alternatively, to obtain the side next to the angle, multiply the hypotenuse by cos()

What is Hypotenuse triangle?

The term "hypotenuse" refers to a right-angled triangle's longest side as compared to the base and perpendicular lengths. The right angle, the largest angle of the three angles in a right triangle, is opposite the hypotenuse side. In essence, only the right triangle possesses the hypotenuse feature, not any other triangles. When we study the right-angled theorem, Pythagoras Theorem, or Pythagorean Theorem, this is better understood.

Hypotenuse Theoram

Pythagoras theorem defines the hypotenuse theorem. This theorem states that the square of a right-angled triangle's hypotenuse side is equal to the sum of its base and perpendicular squares, so that;

Hypotenuse2 = Base2 + Perpendicular2

The square root of the sum of the base and perpendicular squares of a right-angled triangle provides the formula to get the hypotenuse. The hypotenuse formula is represented as follows:

Hypotenuse = √[Base2 + Perpendicular2]

Length of the hypotenuse:Hypotenuse length: In the scenario where the square root is not a perfect square, we take an approximation of the root here in order for the solution to appear.Additionally, the squares of the base and the height should always be added to establish the value, however this does not provide a perfect square.Due to the imperfect square-root number, we must therefore approximation the solution.

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Let g be a twice-differentiable function with g'(x) > 0 and g"(x) > 0 for all real numbers x, such that
g(3) 12 and g(5) = 18. Which of 20, 21, and 22 are possible values for g(6) ?
(A) 21 only
(B) 22 only
(C) 20 and 21 only
(D) 21 and 22 only

Answers

The answer will be A

g(6) must be greater than 21 which is 22 only.

What is function?

In mathematics, a function is an expression, rule, or law that establishes the relationship between an independent variable and a dependent variable.

Since g'(x) > 0 for all x and we know that g(x) is an increasing function.

Additionally, since g"(x) > 0 for all x, we know that g(x) is a concave-up function.

Since g(x) is increasing, we know that g(6) > g(5) = 18.

Now, we can use the fact that g(x) is concave-up to find a lower bound on g(6).

By the definition of concave-up, we know that the slope of the tangent line to g(x) is increasing.

This means that the slope of the line connecting (3,g(3)) to (5,g(5)) is less than the slope of the line connecting (5,g(5)) to (6,g(6)).

Using this information, we can find a lower bound on g(6):

g(5)- g(3) / (5-3) < g(6)- g(5)/ (6-5)

18- 12/2 < g(6)- 18

3 < g(6) - 18

g(6) > 21

Therefore, g(6) must be greater than 21.

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5. QRST is a Rhombus. The diagonals intersect at point 0. mZROS = 7x1, mzSTO= 4x - 22, QT = 4y + 2, ST = 8y-8 R T S X= y = mZTOQ = mzQRS = Perimeter QRST=_​

Answers

The value of x is 18.45°.

The value of y is 2.5 units.

The measure of the angle TOQ is 128.15°.

The measure of the angle QRS is 90°.

The perimeter of QRST is 36 units.

What is a rhombus?

A quadrilateral with all equal sides is a rhombus. Rhombuses are a particular kind of parallelogram in which all of the sides are equal since the opposite sides of a parallelogram are equal.

Given,  m∠ROS = 7x - 1, m∠STO= 4x - 22.

We know the sum of linear pair of angles is 180°.

Therefore,

7x - 1 + 4x - 22 = 180.

11x = 203.

x = 203/11.

x = 18.45°.

Also given that line segment QT = 4y + 2 and ST = 8y - 8.

We know the sides of a rhombus are of equal length.

Therefore,

4y + 2 = 8y - 8.

- 4y = - 10.

4y = 10.

y = 10/4.

y = 2.5.

We know vertically opposite angles are equal hence m∠ROS = m∠TOQ.

= 7(18.45) - 1.

= 128.15°.

m∠QRS is 90° as all four interior angles of a rhombus are right angles.

The perimeter of QRST is 4×(QT).

= 4×(10 + 2).

= 4×12.

= 36 units.

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A parabola has a maximum value of 4 at x = -1, a y-intercept of 3, and an x-intercept of 1.

Which graph matches the description?

Answers

Answer:

Step-by-step explanation:

The second graph is the right one.  Note that when x = 1, y (the maximum) is 4, and that the x-intercepts are -3 and 1.

The x-intercepts are -3 and 1.

We have given,

A parabola has a maximum value of 4 at x = -1,

A y-intercept of 3, and an x-intercept of 1.

What is the maximum point of the graph?

The maximum value of a graph is the point on the graph where the y-coordinate has the largest value.

A maximum graph is one that represents the largest value of the y-coordinate.

The second graph is the right one.

Note that when x = 1, y (the maximum) is 4,

and that , The x-intercepts are -3 and 1.

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A student-athlete can run 10 yards in 6 seconds. Which equation shows the number of yards that can be run in s seconds

Answers

The equation for the maximum number of yards per second that can be run is y = 5/3 s.

Define the term Direct Variation?Two quantities are said to be fluctuating directly if they are coupled in a way that an increase for one quantity suggests an increase in the other and a drop in one implies a decrease in the other. The direct variation equation, which connects the two values y and x, looks like this: y=kx, where k is the variational constant.

A direct variation measurement between distance covered and time taken can be composed as:

y=kx,

where,

y stands for the number of yards, s stands for the number of seconds, and k is really the constant of variation.

This is because the athlete's distance travelled directly varies with the amount of time it takes.

Find k using the given values:

y=kx,

10 = k(6)

k = 10/6

k = 5/3

As a result, the equation for the maximum number of yards per second is y = 5/3 s.

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What is the length of the hypotenuse of a 45 45 90 triangle with a leg of 12?

Answers

It is given that a 45-45-90 triangle whose each leg is 12 cm, then the length of the hypotenuse can be found out as 12/√2

since the hypotenuse is one of the legs multiplied by √2.

dividing the hypotenuse by √2 will get the length of one leg. since it is a 45 45 90 triangle, the length of the two legs are the same.

It is given that  a 45-45-90 triangle whose each leg is 12 cm, then the length of the hypotenuse can be found out as:

By using the Pythagoras theorem, we have

a^2+b^2= c^2

Substituting the given values, we have

12/√2

Thus, the length of the hypotenuse will be

12/√2

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HELP DUE IN 15 MINS!

Determine if the figure is a parallelogram. Justify your answer by picking the property that verifies it is a parallelogram or the one the property that it fails to meet the criteria for.

1. Is the figure a parallelogram? Yes or NO??

2. Why?? A. Both Diagonals Bisect Each Other, B. One set of Opposite Sides are parallel and congruent, C. Both sets of opposite sides are parallel, D. Both sets of opposite sides are congruent, E. Both Pairs of opposite angles are congruent.

Answers

Answer:

B and D both lead to failure. I have no idea how to pick which one is right. I guess D but don't be surprised if it is B. The question tries to do too much.

D

Step-by-step explanation:

No.

You need one more fact.

You can't pick A. Angles are not noted.

B: there is no mention of parallel sides. This is why the proposition fails to give a parallelogram.

C: you haven't got both sides being parallel. You haven't even got one set of opposite sides being parallel

D: This is probably another alternative. You don't know anything about 1 set of opposite sides.

E: No angles are marked.

Consider the number . what happens when z is raised to successively increasing powers? use the drop-down menus to complete each sentence. the modulus increases by a factor of . the argument increases by π over 3.

Answers

The modulus increases by a factor of 10 and the argument increases by 5π/3.

Modulus of the complex number:

The modulus of a complex number is the square root of the sum of the squares of the complex number's real and imaginary parts. If z is complex, the absolute value of complex z is given by √{[Re(z)]2 + [Im(z)] and denoted by |z|. exclusive. The absolute value of a complex number z = a + ib is the distance between the origin (0, 0) of the complex plane and the point (a, b). The modulus of a complex number is a distance, so its value is always non-negative.

The absolute value of a complex number z = x + iy denoted by |z| is given by the formula |z|. Given = √(x2 + y2), where x is the real part of the complex number z and y is the imaginary part. The modulus of a complex number z can also be computed using the conjugate of z. Since

z. z = (x+ iy)(x −iy)

=x²+y² , we have

    z. z = |z|²

⇒ |zI =√z. z.

Then,

The modulus of the z will be =|z|= √p²+q²

We have,

z = 5 – 5i √3

So,

Now rewrite this given equation in the form of z = r(Cosθ + iSinθ),

For this first calculate the modulus,

|Z| = √((5√3)² + 5²)

|Z| = √(25×3 + 25)

|Z| = √(100) = 10

And,

Argument, θ = tan⁻¹ (b/a)

θ = tan⁻¹ (5√3/5)

θ = tan⁻¹ (√3)

θ = 71

Therefore, the modulus increases by a factor of 10, and the argument increase by 5π/3.

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Answer:

The modulus increases by a factor of ✔ 10.

The argument increases by ✔ 5π over 3

Step-by-step explanation:

correct on edge 2023

Need help please ?!!!

Answers

Answer:

should be C. No, there are no y-values that have more than one x-value

but if i'm wrong let me know!

Identify the term(s), coefficient(s), and

constant(s) in the expression

52 + 6 + ya.

Term(s) Coefficient(s) Constant(s)

Answers

In the expression 52 + 6 + ya,

"ya" is a term,The coefficient of "ya" is 1,"52" and "6" are constants.Describe Term(s), Coefficient(s), Constant(s).

The terms are the individual parts of the expression that are being added together. The coefficient is the numerical factor that is multiplied by a variable in a term, and the constant is a term that has no variable.

Any expression with variables will either add or delete one or more variables. Any one of a variety of numbers to represent a generic idea. An absolute number is a constant. A constant is a number, whereas a coefficient is a number that is "in front of" a variable.

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A box of highlighters originally cost
$
18
. It goes on sale at
10
%
off the original price.

Fill in the blanks:
Original percentage
=

%
Percentage off
=

%
Percentage left over
=

%

Complete the number sentence to show how to find the sale price of the box of highlighters:
Sale price
=_______% x $18

Answers

Answer:

Answer = 15

Step-by-step explanation:

10% is taking away the precentage away from the original price. 2, 4, 6 ,8 ,10, 12 ,14 ,16,18 is the 100% Its the WHOLE number. youre taking away 10% off.

Factor each polynomial completely.
a. 5a²c - 3a²d + 5b²c-3b²d
b. x^2n+ 6x^n +9

Answers

Answers
A = (a^2 + b^2) (5c - 3d)
B = (x^n + 3)^2

Explanation for A:
1. Factor out a^2 from (5a^2c - 3a^2d). This should look like a^2 (5c - 3d).

2. Factor out b^2 from (5b^2c - 3b^d). This should look like b^2 (5c - 3d).

3. Now multiply a^2 (5c - 3d) with b^2 (5c - 3d), by factoring out (5c - 3d) and writing a^2 + b^2 in parentheses like (a^2 + b^2) (5c - 3d)

Explanation for B:
1. Factor out x^n for x^2n + 6x^n, which should look like x^n (x^n + 6).

2. Write 9 as 3^2. The equation should look like x^n (x^n + 6) + 3^2. You can notice that the equation can be factored like (x^n + 3)^2 since you can get 6x^n by
(x^n + 3) multiples by 2, x^2n by squaring if, and 9 by squaring 3.

Ceramic tile is being used to cover two 6 ft-by-4 ft rectangular walls. The tiles
are in the shape of equilateral triangles with 6-in. sides. A box of tiles contains
20 tiles. How many boxes of tiles will be needed to cover both walls?

Answers

Answer:

Approximately 5 boxes

Step-by-step explanation:

6x4=24 ft

24x2=48 ft

48x12=576 in

576/6=96

96/20=4.8 boxes

If I'm wrong I'm sorry

Does a hyperbola have an inverse?

Answers

If the circle's center is in one of the foci, the inverse of the hyperbola is a Limaçon with an inner loop.

What is a hyperbola?

A hyperbola is a particular kind of smooth curve that lies in a plane and is classified by its geometric characteristics or by equations for which it is the solution set.

A hyperbola is made up of two mirror images of one another that resemble two infinite bows.

These two sections are known as connected components or branches.

The hyperbola's equation is expressed as (y−k)2b2−(x−h)2a2=1.

The transverse axis is defined by b, the conjugate axis by a, and the center is defined by (h,k).

The section of a line that a hyperbola's vertices form.

The inverse of the hyperbola is a Limaçon with an inner loop if the circle's center is in one of the foci.

Therefore, if the circle's center is in one of the foci, the inverse of the hyperbola is a Limaçon with an inner loop.

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help last question A semicircular mat has a diameter of 18 m. What is the area of the mat?

Answers

Answer:

127.2

Step-by-step explanation:

The area of a semicircle is:

[tex]\frac{\pi r^{2} }{2}[/tex]

So to figure it out we first find the diameter:

18÷2=9

Then we plug it into the equation

[tex]\frac{9^{2}\pi }{2} = \frac{81\pi}{2}[/tex] Which we can put into a calculator to get 127.2345... so we round to 1 d.p to get our answer, 127.2 (the fifth digit, 3, rounds down)

A=127.235
The area formula for a semicircle is
(pie)(radius^2). So divide 18 (the diameter) by 2 to find the radius, and it’ll be 9. The when you solve it, it should be 127.235.

Before beginning a unit of frog anatomy, a seventh grade biology teacher gives each of the 24 students in the class a pretest to assess their knowledge of frog anatomy. The teacher wants to compare the effectiveness of an instructional program in which students physically dissect frogs with the effectiveness of a different program in which students use computer software that only simulates the dissection of a frog. After completing one of the two programs, students will be given a posttest to assess their knowledge of frog anatomy. The teacher will then analyze the changes in the test scores (score on posttest minus score on pretest). a) Describe a method for assigning the 24 students to two groups of equal size that allows for a statistically valid comparison of the two instructional programs. b) Suppose the teacher decided to allow the students in the class to select which instructional program on frog anatomy (physical dissection or computer simulation) they prefer to take, and 11 students choose actual dissection and 13 students choose computer simulation. How might that self-selection process jeopardize a statistically valid comparison of the changes in the test scores (score on posttest minus score on pretest) for the two instructional programs? Provide a specific example to support your answer.

Answers

The following method for assigning the 24 students to two equal-sized groups allows for a statistical valid comparison of the two instructional programmes.

What is instructional program?

An instructional programme is a course of study that requires the completion of a specified number of course credits from a prescribed group of courses and results in a formal award.

A) Each student will be given a unique random number generated by a random number generator on a calculator, statistical software, or a random number table. The assigned numbers will be listed in ascending order. Students with the lowest 12 numbers on the ordered list will be assigned to the instructional programme that requires physically dissecting frogs.

Students with the highest 12 numbers will receive an instructional programme that simulates frog dissection using computer software.

B) By not randomizing and allowing students to self-select, there is the possibility of changes in the differences between pre test and post test scores for a specific group due to the characteristics of students who choose a particular instructional method, rather than the instructional method itself.

For example, suppose frog-loving students already know a lot about frog anatomy; these students would be less likely to show a large difference between pre and post test scores. Assume that the frog-loving students prefer the computer simulation method (perhaps because they do not like the notion of dissecting the frogs they love).

The possible low change in pre- and post-test scores for the computer simulation group could then be attributed to the students' prior knowledge of frog anatomy, rather than to the instructional method itself. Because the students entering the frog dissection group have lower pre-test scores (less prior knowledge), they are more likely to show greater improvement between pre-test and post-test scores.

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What is the degree of 3x³?

Answers

Answer:

3x³ is a polynomial of degree

The degree of the polynomial 3x³ is 3

i need help REALLY FAST what is the distance between the points (-1, -3 3/4) and (-1, 4 1/2) ?

Answers

Answer:

8 1/4

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Coordinates (x, y)

Algebra II

Distance Formula: [tex]\displaystyle d = \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]

Step-by-step explanation:

Step 1: Define

Identify

Point (-1, -3.75)

Point (-1, 4.5)

Step 2: Find distance d

Simply plug in the 2 coordinates into the distance formula to find distance d

Substitute in points [Distance Formula]:                                                         [tex]\displaystyle d = \sqrt{(-1--1)^2+(4.5--3.75)^2}[/tex][√Radical] (Parenthesis) Subtract:                                                                   [tex]\displaystyle d = \sqrt{(0)^2+(8.25)^2}[/tex][√Radical] Evaluate exponents:                                                                       [tex]\displaystyle d = \sqrt{0+68.0625}[/tex][√Radical] Add:                                                                                                 [tex]\displaystyle d = \sqrt{68.0625}[/tex][√Radical] Evaluate:                                                                                          [tex]\displaystyle d = 8.25[/tex]

3m+2≤ 29
help.............................

Answers

Answer:

29-2 =27 divided by 3

m=9

Answer:

One option is:

m=3

Step-by-step explanation:

3x3=9

9+2=11

11<29

How many solutions does the system of linear equations represented in the graph below have?

Answers

Answer:

b. one solution

Step-by-step explanation:

two lines are intersecting.

i hope this helps :)

Answer:

B. One Solution.

Step-by-step explanation:

Two linear lines are intersecting at one point. (One point = One solution).

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