Back to Solve real-world and mathematical problems involving area, volume and surface area of two- and three-dimensional objects — Problem 4 · Task Set 31
7.G.B.6 Tutor Intake -- Area, Volume, and Surface Area
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without a calculator. If you're unsure, give your best try — the goal is
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Grade 7·9 problems·~13 min·Common Core Math - Grade 7·standard·7-g-b-6
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A
Procedures
1
A square pyramid has a base 6 cm by 6 cm. Its VERTICAL height
(base to apex, straight up) is 4 cm, and its SLANT height (along
a triangular face, from a base edge's midpoint to the apex) is 5
cm. Which height should you use to find the area of ONE
triangular lateral face?