bella5338 bella5338

11-01-2020
Mathematics

contestada

A circle has an area of 80 square centimeters. Which answer is closest to the
measure of its radius?

A. 2.85 centimeters
B. 5 centimeters
C. 10.1 centimeters
D. 24.5 centimeters

Respuesta :

advaitapallav advaitapallav

11-01-2020

The answer is B because of substitution.
80=pi*r^2
After moving the equation the answer is 5 cm

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