Question

Ifpai=3.14,then the radius of a disc plate of circumference 75.36 will be

Answer 1

Answer:

2 * 3.14 * radius

let the radius be r

then

=2 * 3.14 * r

= 6.28r

r = 75.36 divided by 6.28

=75.36 * 1/6.28 (reciprocal)

=12

Hence the radius is 12.