Question

Perimeter of a semi circular bow is 72cm.diameter of the bow is?

Answer 1

Answer:

28 cm

Step-by-step explanation:

given,

perimeter = 72 cm

→ (π + 2)r = 72 cm

→(22/7+2)r = 72 cm

→(36/7)r = 72 cm

→r = 72×7/36 cm

→r = 14 cm

Diameter = 2r

→Diameter = 14 cm × 2

→Diameter = 28 cm