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2.045 Surface area of pyramids

Interactive practice questions

Consider this regular square pyramid.

a

How many identical triangular faces does it have?

$\editable{}$ triangular faces.

b

Find the area of one triangular face.

c

Find the total surface area of the triangular faces of the pyramid.

Easy
2min

Find the surface area of the square pyramid shown. Include all faces in your calculations.

Medium
1min

Find the surface area of the following right pyramid. Include all faces in your calculations.

Medium
1min

Some very famous right square pyramids are the Egyptian Pyramids. Pictured here is the Great Pyramid, which is approximately $139$139 m in height. It has a base length measuring $230$230 m, and its triangular faces each have a height of $216$216 m.

Find the surface area of the Great Pyramid. Do not include the base of the pyramid in your calculation.

Medium
3min
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Outcomes

3.1.3.7

use formulas to calculate surface areas of familiar pyramids, including rectangular-based and triangular-based pyramids

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