Surface Area of Prisms, Pyramids, and Cylinders

by RIS Mathematics Gr7

| 4 QuestionsTo solve for surface area, which is the the sum of the area of the faces of an object, an effective way to calculate this sum is to examine the object's net. Below you can find a list of common 3D shapes and their accompanying net.

Watch the following videos to get a better sense of how an object is dissected into a net.

Rectangular Prisms and Cubes

Triangular Prisms

Pyramids

Cylinder

1

1

For the question above, what is the surface area of the prism?

2

1

For the question above, what is the surface area of the cylinder? Leave your answer in terms of pi.

3

1

For the question above, what is the surface area of the pyramid?

4

1

Which packaging option costs the least amount>

Cylindrical Option

Pyramid Option

Prism Option

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