Question

A right rectangular prism has a length of 20.2 cm, a width of 9.1 cm and a height of 14.3 cm. What is the surface area of the right rectangular prism? Enter your answer in the box.

Answer 1

Surface area of a rectangular prism
=2(length*width + width*height + height*length)
=2(20.2*9.1 + 9.1*14.3 + 14.3*20.2)
=2(183.82+130.13+288.86)
=2(602.81)
=1205.62 square centimetres.