Answer:
y=4x-12, y=-0.5x-5, y=7x, y=-4x+10
Step-by-step explanation:
The last value is the y intercept in slope intercept equations. If there is nothing other than mx, then the y intercept is 0
A walkway forms one diagonal of a square playground. The walkway is 32 m long. How long is each side?
Answer:30.45751052, or 30.5
Step-by-step explanation:
since you know that the playground is a square, a diagonal would cut the square into 2 45-45-90 triangles, now that you know that information, there is a really easy way to solve the problem, the way i did it was i used the law of sines, which states that side a/sin(angle A)=side b/sin(angle B). so 32/sin(90)=30.7943... substitute that into the equation and you get 30.7943... =side b/sin(angle B). since you know that angle B =45 degrees take the sin of that and multiply it by 30.7943 to get the answer.
Mr. Brown recorded the final exam scores for his fifth period math class in the histogram below.
Which of the following would be the best measure of center?
A.
mean
B.
median
C.
interquartile range
D.
mean absolute deviation
A circle of radius 8 cm is cut into 6 parts
of equal size, as shown in the diagram.
Calculate the area of each part, giving
your answer correct to 2 decimal places.
Answer: To calculate the area of each part of the circle, we need to first find the total area of the circle and then divide it by the number of parts.
The formula for the area of a circle is A = πr², where A is the area, r is the radius, and π is approximately equal to 3.14.
In this case, the radius of the circle is 8 cm, so the area of the circle is A = π * 8² = 3.14 * 64 = 200.96 cm².
Since the circle is divided into 6 parts of equal size, the area of each part is equal to the total area of the circle divided by the number of parts. Therefore, the area of each part is 200.96 cm² / 6 = 33.49 cm².
Rounded to 2 decimal places, the area of each part is 33.49 cm² ≈ 33.50 cm².
Step-by-step explanation:
Only answer if you’re sure :) need the whole answer! Will give Brainly
Answer:
Step-by-step explanation:
y = -1x + 1
y = -x + 1
I'm sure :P
Answer:
y=-1x+1
Step-by-step explanation:
the slope is 1/1 and line is declining hence the negative
Plz help me!!!!! 3. &4 only!!!
Answer:
Step-by-step explanation:
3.
Note that
[tex]L_1 : 4x-y=10 \\ L_2: -2x+4y=16[/tex]
aren't parralel lines. So they are intersected in one point.
Answer: Number of solutions is ONE. The system is soluble
4.
Similarly to 3. Number of solutions is ONE. The system is soluble
5000e^72
and
5000e^0.72
The opposite of the opposite of -2 is equal to
The opposite of the opposite of -2 is equal to: -2
This can be solved by using the concept of inverse.
What is inverse?This quantity is also referred to as the opposite (number), sign modification, and negation. It changes the sign of a real number so that the additive inverse of a positive number is negative and the additive inverse of a negative number is positive. Due to their ability to reverse mathematical processes, inverse techniques are crucial for solving equations. One of the most crucial issues to ask whenever a new mathematical method is presented is how to invert it.
The term inverse in mathematics refers to the inverse of another operation.
In this case firstly opposite of - 2 is 2 and next opposite of 2 is again -2.
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A company tests a new battery for an electric car. The distance the car travels, d km, and the charge left in the battery, C%, are measured. Some measurements are shown in the table. Find the C-axis intercept of the line. Pls help I would really appreciate it!
Based on the measurements shown in the table, the C-axis intercept of the line is equal to 100.
What is y-intercept?In Mathematics, the y-intercept of any graph such as a linear function, exponential function, polynomial function, quadratic function, etc., generally occur at the point where the value of "x" is equal to zero (x = 0).
What is the x-intercept?In Mathematics, the x-intercept can be defined as the point at which the graph of a linear function, exponential function, polynomial function, quadratic function, etc., crosses the x-coordinate and the value of "y" is equal to zero (y = 0).
In this scenario, the C-axis intercept of the line simply refers to x-intercept. Therefore, we can reasonably infer and logically deduce that the C-axis intercept of the line (x-intercept) is equal to 100 while the d-axis intercept of the line (y-intercept) is equal to 200.
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no links PLEASE HELP DUE IN 10 MINUTES you can use a calculator if you want. No links please help this is very important i will give you brain thing if its correct
Answer:
0.334
Step-by-step explanation:
Basically to show reasoning: 16*215= 3340
4 decimal places, so you would move it four decimal places from 3340.
Which equals to: 0.334
Hope this helped! :)
The crew on a fishing boat caught four fish that weighed a total of 1,032 pounds. The tarpon weighed twice as much as the amberjack and the white marlin weighed twice as much as the tarpon. The weight of the tuna was 5 times the weight of the amberjack.
Using equations, the weights of the four fish are as follows:
Amberjack = 86 poundsTarpon = 172 poundsWhite Marlin = 344 poundsTuna = 430 pounds.What are equations?Equations are mathematical statements showing the equality of two mathematical expressions.
Using the equation sign (=), equations depict that expressions are equal or equivalent.
The total weight of the four fish = 1,032
Let the weight of the Amberjack = x
Weight of the Tarpon = 2x
Weight of the White Marlin = 4x (2 x 2x)
Weight of the Tuna = 5x
x + 2x + 4x + 5x = 1,032
12x = 1,032
x = 86
Weights:Amberjack = 86 pounds (x)
Tarpon = 172 pounds (2x)
White Marlin = 344 pounds (4x)
Tuna = 430 pounds (5x)
Total weight = 1,032 pounds (86 + 172 + 344 + 430)
Thus, we solved the weight of each fish using equations.
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Question Completion:How much did each fish weigh?
15 trading cards he wants to give to 5 friends. Each friend gets same number of trading cards
Answer:
Each friend gets 3 cards
Step-by-step explanation:
Divide 15 by 5 since he is splitting 15 cards with 5 friends.
:D
Can someone help me out. Paying big points
Answer:
1) the quadrants go counter clockwise, Quadrant I is the upper right square, Quadrant II is the upper left square, Quadrant III is the lower left square, and Quadrant IV is the lower right square.
2) Quadrant II
3) Quadrant IV
4) Quadrant III
5) Quadrant I
6) Both would be on the horizontal axis
7) Both would be on the vertical axis
Step-by-step explanation:
Hope this helped!
rectangular cards 2 inches by 3 Inches are cut from a rectangular sheet 2 ft by 3 ft what is the greatest number of cards that can be cut from the sheer?
Answer:
144
Step-by-step explanation:
3ft = 36 inches card 2x3 = square 6 inches
2ft = 24 inches
36X24 = 864 square inches
864/6= 144
The greatest number of cards that can be cut from the sheer if rectangular cards 2 inches by 3 Inches are cut from a rectangular sheet 2 ft by 3 ft is 144.
What is Rectangle?An enclosed 2-D shape called a rectangle has four sides, four corners, and four right angles (90°). A rectangle has equal and parallel, opposite sides. Since a rectangle is a two-dimensional form, it has two dimensions: length and width. The rectangle's longer side is its length, while its shorter side is its breadth.
Given:
The dimension of rectangular card = 2 inches × 3 inches,
The dimension of rectangular sheet = 2 ft × 3 ft,
We know that 1 foot = 12 inches,
The dimension of a rectangular sheet = 24 inches × 36 inches
Area of sheet = 24 × 36 = 864 inches²,
Area of card = 2 × 3 = 6 inches²,
The no of card = Area of sheet / Area of card
The no of card = 864 / 6 = 144
Therefore, the greatest number of cards that can be cut from the sheer if rectangular cards 2 inches by 3 Inches are cut from a rectangular sheet 2 ft by 3 ft is 144.
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A netball court measures 31 metres long and 15 metres wide.
What is the perimeter of a netball court?
The perimeter of the netball court is equal to 92 meters.
What does perimeter mean?
The whole distance encircling a shape is referred to as its perimeter. It is the length of any two-dimensional geometric shape's boundary or outline.
A netball court is a rectangle,
it is given that length of the net ball court is equal to 31 meters.
The width of the netball court is equal to 15 meters.
Therefore the perimeter of the netball court is equal to the length of all sides of the rectangle.
Perimeter of netball court = 2(31+15)=92 meters.
Therefore perimeter of the netball court is equal to 92 meters.
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What is an equation of the line that passes through the points (-6, -2) and (-3, -3)?
Answer:
[tex]y = - \frac{1}{3} x - 4[/tex]
Step-by-step explanation:
The equation of a kind can be written in the slope intercept form, y= mx +c, where m is the gradient and c is the y-intercept.
[tex]\boxed{gradient = \frac{y1 - y2}{x1- x2} }[/tex]
[tex]m = \frac{ - 2 - ( - 3)}{ - 6 - ( - 3)} [/tex]
[tex]m = \frac{ - 2 + 3}{ - 6 + 3}[/tex]
[tex]m = \frac{ 1}{ - 3} [/tex]
Substitute the value of m into the equation:
[tex]y = - \frac{1}{3} x + c[/tex]
To find the value of c, substitute a pair of coordinates.
When x= -3, y= -3,
[tex] - 3 = - \frac{1}{3} ( - 3) + c[/tex]
[tex] - 3 = 1 + c[/tex]
c= -3 -1
c= -4
∴ The equation of the line is [tex]y = - \frac{1}{3} x -4[/tex].
Here is a list of numbers:
14, 4, 4, 16, 14, 3, 13 ,11 ,1 ,8
State the median.
Answer:
the Median is 9.5
Find each angle measure to the nearest degree
1) Find m.
5
S
R
5.7
T
please help, show work if possible :)
Answer:
RS=26.49 m;
ST =14.08 m;
m<R =28°
Step-by-step explanation:
A, B, C, or D?
and an explanation
Answer:
A
Step-by-step explanation:
Two Trends pay the restaurant bill in the ratio of 16:4. If more paying friend pays
Rs 140 find the total amount paid by them.
Answer:
Cici O i itcivouvitci cc tfurx
Step-by-step explanation:
vhihciycyivovitcu
Please help me!, also pls explain your answer thx :)
Answer:
H
Step-by-step explanation:
A table showing y as a function of x is a table that has exactly one y-value that is assigned to every x-value in the table.
Thus, all tables except table H do not meet this criteria.
In table H, every x-value has exactly one y-value. No x-value is having different y-values assigned to it.
Therefore, the answer is H.
3
Use the drawing tool(s) to form the correct answer on the provided graph.
The function f(x) is shown on the provided graph.
Graph the result of the following transformation on f(x).
Drawing Tools
Select
Line
Click on a tool to begin drawing
-10
-8
f(z) + 6
-6
4
-2
10-
8-
6
Delete
Undo
Reset
10 i need help with this
Start at -2 on the y-axis, count up until it is on a corner of the graph, then move 4 up on the y-axis and once to the right, making the fraction 4/1.
what is transformation ?Four various modifications that can be made to a point, line, or geometric object are referred to as transformations collectively. You must be able to identify which changes have been made and that each alteration has been made. The following guidelines for function translation and transformation: The function is shifted up by b units by F (x) + b. F (x) b causes the function to move downward. The expression f (x + b) causes the function to be moved left b units. Translation, reflection, rotation, and dilation are the four different types of transformations. Transform, reflect, or rotate the geometric shapes that are displayed on a coordinate plane. The transformation, often known as f: X X, is the name given to a function, f, that maps to itself.
given
-1 on the left x-axis and 4 on the right y-axis
Start at -2 on the y-axis, move up the y-axis six times, and you should arrive at 4. However, you must identify the first line in order to complete the puzzle.
Start at -2 on the y-axis, count up until it is on a corner of the graph, then move 4 up on the y-axis and once to the right, making the fraction 4/1.
Since you should be at 4, apply the formula rise/run 4/1 to ascend 6 on the y-axis.
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The dimensions of a triangular prism are shown in the diagram.
5 cm
16 cm
4 cm
6 cm
What is the volume of the triangular prism in cubic centimeters?
The answer is 158.75 cubic centimeters! :))
help me plzzzzzzzzz
solve for x
Answer:
[tex]7) \frac{x+20}{x}=\frac{46}{30}[/tex]
[tex]30(x+20)=46x[/tex]
[tex]30x+600=46x[/tex]
[tex]46x-30x=600[/tex]
[tex]16x=600[/tex]
[tex]x=75/2[/tex]
[tex]x=37.5[/tex]
---------------------
[tex]8) \frac{10}{3x+1} =\frac{22}{7x-1}[/tex]
[tex]10(7x-1)=22(3x+1)[/tex]
[tex]70x-10=66x+22[/tex]
[tex]70x-66x=22+10[/tex]
[tex]4x=32[/tex]
[tex]x=\frac{32}{4}[/tex]
[tex]x=8[/tex]
---------------------
hope it helps...
have a great day!!
Decide whether triangles ABC and DEC are similar. Explain or show your reasoning.
Triangles ABC and DEC are similar.
What is triangle?A triangle is a polygon with three edges and three vertices. It is one of the basic shapes in geometry. A triangle with vertices A, B, and C is denoted \triangle ABC. In Euclidean geometry, any three points, when non-collinear, determine a unique triangle and simultaneously, a unique plane.
Here, we have,
Given the triangles ABC and DEC
For the triangle ABC:
m∠A = 36, m∠B = 21
So, the m∠C = 180 - (m∠A + m∠B ) = 180 - (36 + 21) = 123
Similarly, the angles of DEC are,
m∠D=36 , m∠C=123 & we get, m∠E =21
So, comparing the measurements of the angles of both triangles:
m∠A=m∠D.
m∠C=m∠C
m∠B=m∠E
So, the triangles are similar using the AAA postulate.
Hence, triangles ABC and DEC are similar.
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what is the area shaded in the region?
Answer:
Option C
The Area Of Shaded Region is 50.2 cm²
Step-by-step explanation:
For A given Circle,
For Small (Non-Shaded) Circle:
Diameter (d) = 6 cm
Radius = d ÷ 2 = 6/2 = 3 cm
For Area of Small (Non-Shaded) Circle
Formula:A = πr²
A = 3.14 × (3)² cm
A = 3.14 × 9 cm
A = 28.26 cm²
For Area of Big (Shaded) Circle:
Diameter (d) = 10 cm
Radius = d ÷ 2 = 10/2 = 5 cm
For Area of Small (Non-Shaded) Circle
Formula:A = πr²
A = 3.14 × (5)² cm
A = 3.14 × 25 cm
A = 78.5 cm²
For The Area Of Shaded Region
Area of Big Circle - Area of Small Circle
78.5 cm² - 28.26 cm² = 50.24 cm²
Thus, The Area Of Shaded Region is
50.2 cm²
-TheUnknownScientist
Answer:
3rd option
50cm2
Step-by-step explanation:
50cm2
explanation is given above
10 POINTS!
What is the constant of proportionality in this proportional relationship?
x 2 4 6 8
y 5/6 1 2/3 2 1/2 3 1/3
A. 12
B. 5
C. 12/5
D. 5/12
Answer:
d
Step-by-step explanation:
The constant of proportionality in a proportional relationship is the number that relates the two variables, x and y, in the equation y = kx.We can see that the relationship between x and y is in the form of y = kx. We can find the constant of proportionality (k) by dividing the y-value by the corresponding x-value.For example:
x = 2; y = 5/6
k = y/x = (5/6) / 2 = 5/12The constant of proportionality is 5/12 for the given proportional relationship,
y = kx where k = 5/12Note that it is important to understand that the relationship is a proportion because in this case, the k(constant) is the same for every point, if we calculate each (y/x) point it will be 5/12
Which expression is equal to:
³ × ³ × ³ × ³ × ³ × ³ × ² × ³ ×
3
X
4
3
4
3 x 3 x 3 x 3 x 3 x 3 x 2 x 3 x 3 x 434 = 5,694,948
Population Growth
Using the graph, find the value of y when x = 7.
a. y = 7 c. y = 2.71
b. y = 6.1 d. y = 4.42
Please select the best answer from choices provided
Answer:
D. y = 4.42
Step-by-step explanation:
I calculated it logically
Please help, no links
What is the slope of the line that is perpendicular to the line y = -2x + 5?
slope =
Answer:
The perpendicular line is vertical and the slope is undefined.
Step-by-step explanation: