Question

perimeter of a semi circle whose radius is 4cm

Answer 1

perimeter = 2r + l
- 2(4) + 180÷360 × 2× 22÷ 7×4
- 8 + 25
- 33 cm

Answer 2

Please mark as brain list please please please


perimeter of semicircle is 25.14cm

pie*d

Radius is 4cm
So diameter will be 2*r
= 2*4
=8cm

Perimeter =22/7*8
=176/7
=25.14cm

for perimeter of semicircle is 24. 14 cm