Question

how to solve it plzz help in question no.6♥️♥️☺☺☺

Answer 1

Csa = 4.4

Csa = 2 * 22/7 *4 *0.5 *r
4.4 = 88/7 *r
r = 44*7/880
r= 0.7 /2
r = 0.35 m

I converted 3.14 to 22/7

Answer 2

2Πrh=4.4m^2
r=0.7m
2×22/7×0.7×h=4.4
h=4.4×7/2×22×0.7
h=1
Πr^2×h=22/7×0.7×0.7×1
=2.94m^2