Question

Rahul divides a circular disc of radius 7 cm in two equal parts. What is the perimeter of each semi- circular shaped disc

Answer 1

Answer:

Step-by-step explanation:

perimeter of semicircle is equal to pie into radius (22/7 x r )

perimeter of semicircle of radius 7 is equal to

22/7 x 7 = 22

therefore perimeter of each semi circle is 22cm