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Gwar [14]
3 years ago
8

The radius of circle A is 4 times greater than the radius of circle B. Which of the following statements is true?

Mathematics
1 answer:
Black_prince [1.1K]3 years ago
3 0

Answer:

Correct answer: C.  Ca = 4 Cb

Step-by-step explanation:

Given: Ra = 4 Rb

Ca : Cb = ?

Using the following formula to calculate the circumference of a circle:

C = 2 R π

Cb = 2 Rb π

Ca = 2 Ra π = 2 ·( 4 · Rb) · π = 4 · (2 Rb π) = 4 · Cb

Ca = 4 · Cb

God is with you!!!

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How many solution does each graph have
SVEN [57.7K]

Answer:

<em>one</em><em> </em><em>solution</em><em> </em>

<em>no</em><em> </em><em>solution</em><em> </em>

<em>infinity</em><em> </em><em>solutions</em><em> </em>

Step-by-step explanation:

A: If the graphs of the equations intersect, then there is one solution that is true for both equations.

 

B; If the graphs of the equations do not intersect (for example, if they are parallel), then there are no solutions that are true for both equations.

C; If the graphs of the equations are the same, then there are an infinite number of solutions that are true for both equations

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4 years ago
Write the equation of the line that passes through (2, 4) and has a slope of -1 in point-slope form.
Delvig [45]

Answer:

Step-by-step explanation:

y - 4 = -(x - 2)

y - 4 =-x + 2

y = -x + 6

3 0
4 years ago
Write the whole numbers that are in a between the pairs<br> a 4 and 8<br> b 12 and 16
Crazy boy [7]

Step-by-step explanation:

student

whole number between 4 and 8 is 5,6 and7

and between 12 and 16 is 13,14 and 15

4 0
3 years ago
Read 2 more answers
Find the zeros from the factored form Quadratic Equation y=-x(x-3) ( ,0) &amp; ( ,0)​
tangare [24]

Answer:

(0, 0) and (3, 0)

Step-by-step explanation:

Zeros of any equation means, value of variable x at y = 0.

Given quadratic equation is,

y = -x(x - 3)

For y = 0,

-x(x - 3) = 0

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And (x - 3) = 0

x = 3

Therefore, x-intercepts of the given quadratic equation will be,

x = 0, 3

Points showing the x-intercepts will be,

(0, 0) and (3, 0)

5 0
3 years ago
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