Question

Param cuts a given circular disk of radious 7cm in two equal parts what is the perimeter of each semicircular shape disc?

Answer 1

Answer:

Step-by-step explanation:

perimeter = 2$\pi$r

radius of semicircle = 1/2*2\pi*r

                                = 3.5*2*22/7

                                = 44*0.5

                                 = 22cm