Question

A circle has a radius of 20 cm. pi= 3.14
What is its perimeter (to the nearest tenth)?___cm

What is its area (to the nearest tenth)?____cm2

Answer 1

Perimeter of a circle=\(2*\pi*r\)
Here r is radius of the circle.
Can u do nw?

Answer 2

circumference=125.6cm

Answer 3

Area of the circle=\(\pi*r^2\)

Answer 4

area=1256cm^2

Answer 5

@ajprincess right

Answer 6

@Claire4christ

Answer 7

Yup the values are right

Answer 8

thnx....

Answer 9

yw:)