Question

Find the circumference of the circle whose radius is 10.5 cm

Answer 1

Answer:

Step-by-step explanation:

Circumference of circle= 2πr

= 2×3.14×10.5

=65.94cm

Answer 2

we know that C = 2πr here r = 10.5 cm C = 2 * 22/7 * 10.5cm C = 44 * 1.5 cm C = 66 cm. therefore circumference of the circle with radius 10.5 cm is 66 cm.