** **

**Formula for surface area = **(2 x area of base) + (perimeter of base x height)

This formula works for all prisms and cylinders.

Even though a prism is a 3D object, its surface area is 2D.

**Study and practice**

- Study how to find the surface area of cubes and cuboidsRead about how to calculate the surface area of cuboids and cubes, watch an animation, then try to figure out the surface area of the prism. You can also practice finding the surface area of objects with different side lengths - the interactive program will let you know how you're doing!
- Read about surface area of cubesThis page from basic-mathematics.com has a crystal clear explanation about how to find the surface area of a cube. The explanation if followed by worked examples.
- Read about surface area of cuboidsBasic-mathematics.com offers a straightforward explanation followed by worked examples.
- Quiz yourself on surface areaThis multi-choice quiz covers several different shapes.

0.00 min addition (+), subtraction (-), multiply (x), divide (÷)

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2.43 min C, CE and backspace

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6.17 min percentage (%)