Ans ques no.3 Share with your friends Share 0 Vikas Mahala answered this Dear Student, The perimeter of the circle = 2πr then perimeter of semi-circle = 2πr2 + 2r= πr + 2r = π×3.85 + 2 × 3.85= 227 × 3.85 + 7.7 = 19.8 cm Regards -1 View Full Answer
