Surface Area of Triangular Pyramids Nets

Find the total surface area of the following triangular pyramid. Each triangle is congruent, with a base of 7 ft. and a height of 6ft.

• 168 ft²

• 126 ft²

• 84 ft²

• 42 ft²

A square pyramid is covered with decorative wrapping paper with no overlap.  The net of the box is shown on the right.  How many square centimeters of wrapping paper are needed to cover the surfaces of the box? 

• 108 cm²

• 324 cm²

• 180 cm²

• 432 cm²

What is the lateral surface area of the pyramid in square feet? (Do not include units in your answer, just the number)

Calculate the surface area of a triangular pyramid with a base area of 10 cm² and three triangular faces each with an area of 6 cm².

• 28 cm²

• 34 cm²

• 18 cm²

• 22 cm²

Find the surface area of the triangular pyramid in square in.

• 211.2

• 90

• 105.6

• 195.6

Find the surface area of the following triangular pyramid.
Each triangle is congruent, with a base of 7 ft. and a height of 6ft.

• 168 ft²

• 126 ft²

• 84 ft²

• 42 ft²

What is the total surface area of the pyramid in square centimeters? (Do not include units in your answer, just the number)

What is the total surface area of the pyramid in square feet? (Do not include units in your answer, just the number)

Find the TOTAL surface area of the pyramid shown.

• 66 cm²

• 231 cm²

• 165 cm²

• 55 cm²

What is the surface area of this pyramid?

• 40 ft²

• 20 ft²

• 25 ft²

• 65 ft²