Question

the circumference of a circle is 220cm.
find the diameter of the circle.

Answer 1

70.03 cm is a correct answer.

Answer 2

Answer:

Here, given

circumference of circle = 220 cm

2πr = 220 cm

2 X 22/7 X r = 220 cm

r = 220 X 7 / 2 X 22

r = 35 cm

then

d = ?

d = r X 2

d = 35 X 2

d = 70 cm