Question

a) the perimeter
b) the area

circumference = 3.142×d
area= 3.142× r square

Answer 1

a) Radius = 3, diameter = 2 x 3 = 6
Perimeter = 3.142 x 6 = 18.852

b) Area = 3.142 x r^2
3.142 x 3^2
3.142 x 9 = 28.278 sq

Hope This Helps You!