Question

can you use this method to find the circumference of a circle ?why? ​

Answer 1

$\huge\fbox{Answer}$

To calculate the circumference of a circle, multiply the diameter of the circle with π (pi). The circumference can also be calculated by multiplying 2×radius with pi (π=3.14).

Circumference of Circle: 2πr

Perimeter of semi-circle: πr + 2r

Area of circle: πr2

Area of semi-circle: πr2/2

Answer 2

To calculate the circumference of a circle , multiply the diameter of the circle with ( pi ) . The circumference can also be calculated by multiplying 2 × radius with pi ( pi = 3.14 ) .