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3 February, 10:52

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.

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  1. 3 February, 11:05
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    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.
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