Question

Find the total area of a cylinder whose radius is 2 cm and height is 4 cm

Answer 1

A=2πrh+2πr^2

r=2 and h=4

A= 2*π*2*4+2*π*2^2

A=?

Answer 2

Area of cylinder= Curved surface area + Area of two circles at the top and the bottom
= ( 2*Pi*Radius*Height)+ (2* Pi*Radius*Radius)