Question

a piece of wire 11 cm long its banned into form of circle. area of circle making angle 45 degree at centre find the radius?​

Answer 1

Step-by-step explanation:

Range of circle = 11 cm

Formula :- Range of circle = 2īīr

Hence, 2īīr = 11

2×22×r/7 = 11

r = 11×7÷2×22

r = 7÷4

r = 1.75 CM Ans.