Grade 7 McGraw Hill Glencoe - Answer Keys Answer keys Chapter 8: Measure Figures; Lesson 7: Surface Area of Pyramids

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Grade 7 McGraw Hill Glencoe - Answer Keys

Chapter 8: Measure Figures; Lesson 7: Surface Area of Pyramids

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Find the total surface area of each pyramid. Round to the nearest tenth.

\(SA=\)

\(cm^2\)

\(SA=\)

\(mm^2\)

Question 3 (request help)
The Washington Monument is an obelisk with a square pyramid top. The slant height of the pyramid is 55.5 feet, and the square base has sides of 34.5 feet. Find the lateral area of the pyramid.

\(LA\approx\)

\(ft^2\)

Question 4 (request help)
Building on the Essential Question Justify the formula for the surface area of a pyramid.
Type below: