Question

if the circumference of a circle is 82π then the value of r is​

Answer 1

Answer:

82pi = 2×pi×r

r = 41

............

Answer 2

Answer:

area = circumference

area = circumferenceπr^2 = 2πr

area = circumferenceπr^2 = 2πr r^2 = 2r

area = circumferenceπr^2 = 2πr r^2 = 2r r =2