Question

the area of quadrent is 154cm sq find its perimeter

Answer 1

Area of quadrant=154 cm sq.

$\pi {r}^{2} = 154 {cm}^{2}$
so , r= 7cm

then , Perimeter of quadrant=πr/2+2r
22/7*7/2+2*7=11+14=25cm.