Question

Find the circumference of the circle with the given area A. Use 3.14 for TI
A = 87.9
C =
r=

Answer 1

Area = r^2 * 3.14
87.9/3.14 = around 28
Square root of 28 = 5.3
The radius is 5.3
Circumference: diameter * 3.14
5.3 + 5.3 = 10.6
10.6 * 3.14 = 33.3
The circumference is 33.3