Question

Please give me the answer of Question no. 9

Answer 1

here,
height=2.25m
diameter=56cm
in m 56/100=0.56m
radius= d/2= 0.56/2= 0.28


total surface area=
$2\pi r (h + r)$
2×22/7 × 0.28 (2.25+ 0.28)
= 44.528