Question

Find (a) the circumference and (b) the area of the circle. Use 3.14 or 22/7 for pi. Round your answer to the nearest whole number, if necessary.

A circle with a diameter of 70 inches.

(a) circumference: about ? in.

(b) area: about ? in.²

Answer 1

lol

Explanation:

h

Answer 2

a)219.8

b)3846.5

Explanation:

a) circumference is pi*diameter, so 3.14*70 is 219.8

b) area is pir^2, and radius is 1/2 of diameter, it would be 3.14*35^2, so 3.14*1225, so 3,846.5 in^2.