Question

Date
Page
9:- Find the curved surface area and
total curved
surface area
of
Cylinder
(a) Radius =3.5cm
Height: 1.4cm​

Answer 1

Answer:

C S A of cylinder = 2πrh

= 2×22/7×35/10×14/10

= 3.8cm²

T S A of cylinder = 2πr ( r+h)

= 2×22/7×35/10(3.5+1.4)

= 22(3.5+1.4)

= 107.8cm²