Question

How do you find the circumference and area of a circle with diameter of 70cm?

Answer 1

Check the explanation

Explanation:

C = `pi*d`
C = `3.1416 * 70`
C = 219.912 cm

A =`pi * r^2`
Where 'r' is the radius, which half of the diameter, at 35cm
A = `3.1416* 35^2`

A = 3848.46 `cm^2`