what is the area for #2 and #4
evidence is would be greatly appreciated!

What Is The Area For #2 And #4evidence Is Would Be Greatly Appreciated!

Answers

Answer 1

Answer:

2.)70

4.)451,17

Step-by-step explanation:

2.)

a1 = 8*5 = 40

a2 = ((20-8)*5)/2 = 30

aTotal = 40+30 = 70

4.)

a1 = 18*18 = 324

a2 = (πr²)/2 = 127,17

aTotal = 127,17 + 324 = 451,17


Related Questions

Es una division el cociente es 14, el divisor 19, calcule el dividiendo si se sabe que el residuo resutó ser el maximo.

Answers

Answer:

266

Step-by-step explanation:

En Matemáticas, al realizar la operación de División, la regla es la siguiente:

Dividendo ÷ Divisor = Cociente

En la pregunta anterior, se nos da:

Divisor = 19

Cociente = 14

Dividendo =?

Para encontrar el dividendo,

Dividendo = Divisor × Cociente

Por eso,

Dividendo = 19 × 14

= 266

Por lo tanto, el Dividendo = 266

Angie puts 1/3 of a gallon of gas in her lawn mower. She can mow the lawn 4 times before
she needs to refill it How many gallons of gas does it take to mow the lawn once? How
many times can she mow the lawn with one gallon of gas?

( please explain how u got your answer )

Answers

Answer:

1/12 gallon per mowing12 mowings per gallon

Step-by-step explanation:

Given that Angie can mow her lawn 4 times using 1/3 gallon of gas, you want to know how much gas is required for each mowing, and how many times Angie can mow on one gallon of gas.

Gallons per mowing

To find the number of gallons required for each mowing of the lawn, divide the number of gallons by the number of mowings:

  (1/3 gal)/(4 mowings) = 1/(3·4) gal/mowing = 1/12 gal/mowing

It takes 1/12 gallon to mow the lawn once.

Mowings per gallon

The reciprocal of this value has the reciprocal units.

  1/(1/12 gal/mowing) = 12 mowings/gal

Angie can mow the lawn 12 times with one gallon of gas.

__

Additional comment

It often proves useful to keep the units with the numbers when working rate problems. This can eliminate a lot of mistakes. The units are treated as you would treat a variable.

PLEASE HELP!!!! YOU DON"T MULTIPLY THEM TOGETHER I ALREADY TRIED THATIf you help me and get it right I will mark brainliest and more!!!

Answers

Answer:

The surface area of this prism is 800 ft^2

Step-by-step explanation:

To get this answer you need to add all the base edges, which will equal to 40. Then you times 40 with 20 which will equal to 800 ft^2. Hope this helps!

Answer:

520ft^2

Step-by-step explanation:

triangles

A=1/2bh

A=60

since both those half triangles make one trianlge there is no need to multipply 60 by 2

back rectangular

A= l x w

A= 8x20

A= 160

face rectangle

A= l x w

A=20 x 17

bottom rectangle

A=lxw

A = 300

add it all up

60+160+300=520ft^2

LET ME KNOW IF I MADE A MISTAKE

homework i need to do pls help

Answers

Answer:

1.

(a) 4y

(b) 5w

(c) 6a

(d) 3s

(e) 2n

(f) 3g

(g) 2y

(h) 0

2.

(a) -2u

(b) -w

(c) -3a

(d) -7y

3.

(a) 7a+3b

(b) 12y+4h

(c) 2g+10a

(d) 15m+10p

(e) 10e+4

(f) 12+5a

Step-by-step explanation:

Don't be intimidated by the "letter" variables. It is really just simple addition and subtraction. Examples:

For Q1=

y + y + y + y = 4y because there are 4 y's, and since we don't know the values of the y, this is the farthest we can simplify it.

For Q2=

4u - 6u = -2u. Since these two numbers have the same variable, this is just a simple subtraction problem. 4 - 6 = -2.

For Q3=

3a + 2b + 4a + b = 7a + 3b.

Look for the numbers with the same variable. 3a and 4a both have a's, so we add the two and get 7a. 2b and b (b is the same thing as 1b) both have b's, so we add them and would get 3b.

Therefore, the answer is 7a + 3b.

I hope this helped! Good luck with future endeavors!!

Step-by-step explanation:

attached the answers below, hope that helps...

I SWEAR I NEED HELP PLEASEEEEEEEEEEE NO LINKS

Answers

I think it is $27.82

50 POINTS! Calculate the expression in the most efficient way possible. Show steps.

5^1125 * 0.2^1123

Answers

Answer:

25

Step-by-step explanation:

Given expression:

[tex]5^{1125} \times 0.2^{1123}[/tex]

Rewrite 0.2 as a fraction:

[tex]\implies 5^{1125} \times \left(\dfrac{1}{5}\right)^{1123}[/tex]

[tex]\textsf{Apply exponent rule} \quad \left(\dfrac{a}{b}\right)^c=\dfrac{a^c}{b^c}:[/tex]

[tex]\implies 5^{1125} \times \dfrac{1^{1123}}{5^{1123}}[/tex]

Simplify the numerator by applying the exponent rule a¹ = a:

[tex]\implies 5^{1125} \times \dfrac{1}{5^{1123}}[/tex]

[tex]\textsf{Apply the fraction rule} \quad a \times \dfrac{b}{c}=\dfrac{ab}{c}:[/tex]

[tex]\implies \dfrac{5^{1125} \times1}{5^{1123}}[/tex]

[tex]\implies \dfrac{5^{1125}}{5^{1123}}[/tex]

[tex]\textsf{Apply exponent rule} \quad \dfrac{a^b}{a^c}=a^{b-c}:[/tex]

[tex]\implies 5^{1125-1123}[/tex]

Simplify the exponent:

[tex]\implies 5^{2}[/tex]

Simplify:

[tex]\implies 5 \cdot 5[/tex]

[tex]\implies 25[/tex]

solve for x: 5x - 18 = -8​

Answers

Answer:

x = 2

Step-by-step explanation:

5x - 18 = -8

    +18   +18

5x  =  10

5x/5  =  10/5

x = 2


0.5 (ug)^2 (Mm)^-3 is equivalent to
...... kg^2 cm^-3

Answers

Thanks tell the the answer he 78 I know this as 781 - is 780

The vertices of triangle ABC have coordinates A(-2,-1) B(10,-1) and C(4,4). Determine and state the area of triangle ABC

Answers

Area = 1/2 * base * height

Base = A to B = 10 - (-2) = 12

Height = C down = 4 - (-1) = 5

Area = 1/2 * 12 * 5
Area = 1/2 * 60
Area = 30

find the slope of the line passing through the points (1,0) and (-4,2)

Answers

Slope: -2/5
1 | 0
-4 | 2

Answer:

-2/5

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(2-0)/(-4-1)

m=2/-5

m=-2/5

a marble bag contains three red marbles and four gray marbles six white marbles and five black marbles what is the probability of randomly drawing a red marble and then a gray marble if the first marbel is replaced

Answers

Answer:

1/27

Step-by-step explanation:

do good!

please help quickly
If UY=13p-1 and VX=20p-95 than what is UY

Answers

Viewing the given triangle, the information given helped to determine side UY to be 90

What are similar triangles?

This is a term used in geometry to mean that the respective sides of the triangles are proportional and the corresponding angles of the triangles are congruent

Hence assuming the corresponding angles of the triangle are congruent then the side should be in proportions

Examining the figure shows that pair of equivalent sides are

WX and WY, XV and YU

The solution is worked out using sides WX and XV, WY and YU

WX / WY = XV / YU

WX / WY = 1/2 since it is a mid segment

1 / 2 = (20p - 95) / (13p - 1)

13p - 1 = 2 * (20p - 95)

13p - 1 = 40p - 190

190 - 1 = 40p - 13p

189 = 27p

p = 7

solving for UY

= 13p - 1

= 13 * 7 - 1

= 90

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1. If triangle ABC has the following measurements, find the measure of angle A. a = 17 b = 21 C = 25 42.3° 137.7° 56.2° 81.5°

Answers

Answer: Triangle ABC is a right triangle, because it satisfies the Pythagorean Theorem, which states that in a right triangle, the square of the length of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the lengths of the other two sides.

c^2 = a^2 + b^2

25^2 = 17^2 + 21^2

625 = 289 + 441

625 = 730

Since it is a right triangle, angle A is the angle opposite side a, which is the side that is the length of 17.

A right triangle also has one angle which is always 90 degree, that is the angle opposite the hypotenuse, so the remaining angle is A, which is 90- angle C, which is

90 - 42.3 = 47.7 degree.

Therefore the measure of angle A is 47.7°

So the correct answer is C. 42.3°

Step-by-step explanation:

A report states that of home owners have a vegetable garden. How large a sample is needed to estimate the true proportion of home owners who have vegetable gardens to within 6 percentage points with confidence

Answers

To estimate the true proportion of home owners who have vegetable gardens to within 6 percentage points with confidence, a sample size of 384 would be needed.

How big of a sample is required to confidently estimate the true percentage of homeowners having vegetable gardens to within 6 percentage points?This can be calculated using a sample size calculator and the given margin of error and desired confidence level.The size of the sample needed can be calculated using the formula n = (z2 * p * (1-p)) / e2, where n is the size of the sample, z is the z-score associated with the desired confidence level (1.96 for 95% confidence), p is the estimated proportion of home owners having a vegetable garden, and e is the margin of error (6 percentage points).Assuming a conservative estimate of p = 0.50, the sample size needed to estimate the true proportion of home owners having a vegetable garden to within 6 percentage points with 95% confidence is:n = (1.962 * 0.50 * 0.50) / (0.06)2 = 384.9 ≈ 385Therefore, a sample size of 385 home owners is needed to estimate the true proportion of home owners having a vegetable garden to within 6 percentage points with 95% confidence.The equation is: n = (z_alpha/2)^2 * (p*(1-p)) / e^2 Where n is the sample size, z_alpha/2 is the z-score for the desired confidence level (e.g., z = 1.96 for a 95% confidence level), p is the estimated population proportion, and e is the margin of error. For this example, we can assume a 95% confidence level (z = 1.96), a population size of N = 100,000, and a margin of error of 6 percentage points (e = 0.06). Plugging these values into the sample size equation, the required sample size is n = (1.96/2)^2 * (0.5*(1-0.5)) / 0.06^2 This gives us a sample size of n = 384.

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I need help with my starr review again im littarly sorry.. its math!

Answers

Day 1: 120x1=120
Day 2: 120x2=240
Day 3: 120x3=360
Day 4: 120x4=480
Day 5: 10x5=600

Answer: b

HELP ME PLEASE!!
PLEASE

Answers

E is right! hope this helped you

how many even numbers of 3 digits can be formed of the digits 1,2,3,4,5,6 when repitition of digits is allowed

Answers

Answer:

To find the number of three-digit numbers that can be formed using the digits 1, 2, 3, 4, 5, and 6, with repetition allowed, we can use the formula for permutations:

Step-by-step explanation:

Number of permutations = (number of choices for the first digit) x (number of choices for the second digit) x (number of choices for the third digit)

In this case, we have 6 choices for each digit, since we are allowed to repeat the digits. Using the formula, we get:

Number of permutations = 6 x 6 x 6 = 216

Therefore, there are a total of 216 three-digit numbers that can be formed using the digits 1, 2, 3, 4, 5, and 6, with repetition allowed.

However, not all of these will be even. For a number to be even, the last digit must be even, so the last digit can only be 2, 4, or 6. This means that there are 3 choices for the last digit.

Therefore, the total number of even 3-digit numbers that can be formed using the digits 1, 2, 3, 4, 5, and 6 is 366=108.

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ASAP NEED HELP THX LOOK AT PICTURE !!!

Answers

The answer would be c

How do I solve these problems?

Answers

Answer:

- 32, - 7, 18 and 127, 106, 85

Step-by-step explanation:

Add the common difference d to the previous term

(1)

a₁ = - 32

a₂ = a₁ + 25 = - 32 + 25 = - 7

a₃ = a₂ + 25 = - 7 + 25 = 18

The first 3 terms are - 32, - 7, 18

(2)

a₁ = 127

a₂ = a₁ + d = 127 - 21 = 106

a₃ = a₂ + d = 106 - 21 = 85

The first 3 terms are 127, 106, 85

Answer:

-32, -7, 18 and

127, 106, 85

Step-by-step explanation:

You can use the following formula to solve this:

[tex]a_{n} = a_{1} + (n - 1)d[/tex]

a is the nth term in the sequence. So at the 3rd term, n = 3

a₁ is the first term in the sequence. In your first question, a₁ is -32. In your second, a₁ is 127.

(n - 1) represents the term before a, or the term before the current term. So at the 3rd term, (n - 1) = 3-1, which is 2.

d represents the common difference between terms. Aka what you add or subtract to a term to get the next one.

For the first question, you know a₁ and d, so you can substitute them into the equation to find the second and third terms:

a = -32 + (n - 1)25

You also know (n-1), because a is 2 when you're looking for the second term. So (n-1) = 2-1, which is 1. So put that in the formula and simplify:

a = -32 + (1)25

a = -32 + 25

a = -7

The second term is -7. To find the 3rd term, do the same thing.

a = -32 + (n - 1)25

(n-1) is 2, since you're on the third term and n is 3.

a = -32 + (2)25

a = -32 + 50

a = 18

So the first 3 terms are -32, -7, and 18.

For the second one, the formula looks like this:

a = 127 + (n - 1)-21

The first term is 127. Find the 2nd (n is 2):

a = 127 + (1)-21

a = 127 -21

a = 106

Then find the 3rd term (n is 3)

a = 127 + (2)-21

a = 127 -42

a = 85

So the first 3 terms are 127, 106, and 85.

(m² - 7m - 11) ÷ (m-8)


By diving polynomials

Answers

Answer: m+1+(-3/m-8)

Explanation: First, we need to rewrite the division problem in the form dividend ÷ divisor, We want to divide a polynomial by a binomial, so we should first identify the value of the coefficient in the binomial. As we can see, equals . Let’s write it to the left of a vertical bar.

in a trivia game, you lose point for wrong answers. You answer the first 5 questions incorrectly. Your score after the 5 questions is -90. How many points is each incorrect answer worth?

Answers

5x=-90. Set up this linear equation and solve for x. Which in this case all you have to do is divide, divide 5 on both sides. 5x/5=x. -90/5=-18. X=-18. Now check your answer by plugging back into the original equation. 5(-18)=-90=-90. Checks out. Hope this helps!

Please help me i was having trouble!!

Answers

Answer:

The answer is 5

Step-by-step explanation:

add all numbers up then divide by  how many numbers there are.

1. Which describes the parametric equations x=t-1 and y=-t+2?
A. y=-x+3 The orientation is up to the right
B. y=-x+3 The orientation is down to the right
C. y=-x+1 The orientation is up to the right
D. y=-x+1 The orientation is down to the right

2. Which describes the conic section with parametric equations x=2 cos t and y=4 sin t?
A. 1=x^2/4+y^2/16; an ellipse with vertical major axis
B. 1=x^2/4-y^2/16; a hyperbola with horizontal transverse axis
C. 1=x^2/16+y^2/4; an ellipse with horizontal major axis
D. 1=x^2/16-y^2/4; a hyperbola with vertical transverse axis

3. A skateboarder goes off of a ramp at a speed of 52ft./s. The ramp is 5ft. above the ground with a 30° angle of elevation. Which set of parametric equations represents the skater's jump? The acceleration due to gravity is 32ft./s^2.
A. x=26√3t+5 and y=-16t^2+26t+5
B. x=36√3t and y=-16t^2+26t+5
C. 26t+5 and y=-16t^2+26√3t+5
D. 26√3t and y=-16t^2+26t

Answers

Answer:

Just did the Connexus Parametric functions Review Practice:

1. D

2. A

3. B

4. A C and D

5. C

6. C

7. D

8. B

9. A C and E

10. D

11. D

12. C

13. A

14. D

For part 1 the equation y = -x +1  and orientation is down to the right and for part 2 the equation 1=x^2/4+y^2/16; an ellipse with vertical major axis

What are parametric equations?

A parametric equation in mathematics specifies a set of numbers as functions of one or more independent variables known as parameters.

1) We have parametric equations x = t - 1 and y = -t + 2

After converting from parametric to Cartesian form, we will get:

y = -x +1  and orientation is down to the right

2) For parametric equations, x = 2cost and y = 4sint

In the Cartesian form:

[tex]\rm 1=\dfrac{x^2}{4}+\dfrac{y^2}{16}[/tex]

With vertical major axis

Similarly, we can get parametric equations represents the skater's jump.

Thus, for part 1 the equation y = -x +1  and orientation is down to the right and for part 2 the equation 1=x^2/4+y^2/16; an ellipse with vertical major axis.

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Can a right triangle with sides 6 and 8 cm and 10 cm be formed give reason?

Answers

A right triangle is formed by the provided sides 6 cm, 10 cm, and 8 cm

Given that a triangle has sides measuring 6 cm, 10 cm, and 8 cm.

The question is whether a right triangle is formed by the specified sides.

The Pythagorean theorem states that the sum of the squares of the base and height is equal to the square of the hypotenuse.

Hypothesis 2 Equals Base 2 plus (Altitude)2

Make the hypotenuse 10 cm long.

Specify 6 cm for the base and 8 cm for the perpendicular.

(Hypotenuse)2 LHS (Hypotenuse)

RHS: (Base)2 + (Altitude)2 (Base)2 + (Altitude)2 = (6)2 + 2 = (10)2 = 100 (8)

LHS = RHS: 2 = 36 + 64 = 100

The sides provided meet the requirements for a right triangle.

As a result, a right triangle is formed by the provided sides.

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x-3y less than or equal to 18

Answers

We're given too less information with this problem. we would need to know what the variables X and Y represent. The value of the equation is unknown.

gong rented a truck for one day. There was a base fee of $19.95, and there was an additional charge of 71 cents for each mile driven. Hong had to pay $125.74 when he returned the truck. For how many miles did he drive the truck?

Answers

Answer:

19.95 + .71 × x = 125.74

x = 141.053

x is the answer

What is the perimeter of a 30 60 90 triangle whose shorter leg is 5 inches long?

Answers

The perimeter of the triangle is 23.66 inches

According to the 30-60-90 triangle theorem, the hypotenuse is twice as long as the shorter leg. Additionally, the sides of this particular triangle have a ratio of 1:2: [tex]\sqrt{3}[/tex].

Now in the question

As shown in the diagram, if the shorter leg of the triangle at 30°, 60°, and 90° is extended in the direction of the right angle by an amount equal to itself and connected to the third point, we obtain a triangle that is congruent with the original triangle. It is clear that the combined triangle is an equilateral triangle with equal sides and angles.

The greatest leg, AB, in the picture is therefore twice as long as the shortest leg of the original triangle and equal to base BC.

Therefore according to the question

given that the shorter leg is 5 inches,

hypotenuse = 5*2 = 10 inches.

the longest leg = 5[tex]\sqrt{3}[/tex], and

The perimeter is thus 5 + 10 + 5[tex]\sqrt{3}[/tex] = 15 + 5[tex]\sqrt{3}[/tex] = 23.66 inches

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[tex](4x-3)=(6x+13)[/tex]

Answers

Answer:

x = -8

Step-by-step explanation:

4x - 3 = 6x + 13

   + 3         + 3

    4x = 6x + 16

   -6x   -6x

   -2x = 16

-2 / -2x = 16 / -2

      x = -8

Ask if you wanted a different answer

PLEASE ANSWER ASAP WILL GIVE BRAINLIEST

Answers

2x-3y is the answer here Hobbs wrx Ty try

The diagram shows a circle inside a square.
16 cm
Work out the area of the circle.

Answers

Answer:

200.96cm^2

Step-by-step explanation:

the circle's diameter is 16cm --> the radius is 8cm

the area of the circle is 8^2 x 3.14 = 200.96 cm^2

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