Respuesta :

surface area of cylinder=2 pi r h + 2 pi r x r

r=5

h=3

S=2x3.14x3x5 + 2x3.14 x5x5

S=251.33 sq.units

circle:

Area of circle =pi rxr

r=5

A=3.14x5x5

A=78.5 sq.units

surface area of cube =6a^2

a=2

a^2=4

S=6x4

S=24 sq.units