M83GraveyardGirl M83GraveyardGirl

13-07-2018
Mathematics

contestada

Using the formula C = 2πr, find the circumference of a circle with diameter of 28 inches. Round your answer to the nearest inch.

A. 56 in.
B. 44 in.
C. 88 in.
D. 28 in.

28 in.?

Respuesta :

desperatedude desperatedude

13-07-2018

The answer my friend is b

Answer Link

3ricaaa 3ricaaa

13-07-2018

The equation asks for radius, therefore, take half of 28 (diameter), which is 14.

Substitute 14 into the equation.

C =2(pi)(14)
C = 87.96

Your answer is C!

Answer Link

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