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If r is the radius of a circle and d is its diameter, which of the following is an
equivalent formula for the circumference C = 2pie r​

If r is the radius of a circle and d is its diameter which of the following is anequivalent formula for the circumference C 2pie r class=

Respuesta :

Answer:

C = pi * d

Step-by-step explanation:

C = 2 * pi *r

We want to replace with d

d = 2 * r

C = pi * 2r

C = pi * d

C = 2πr is the same formula as C = πd since

two times the radius is equal to the diameter.

Check out the image below.

Ver imagen TheBlueFox