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the answer is that, if you look at the base and count the edges that's how much more faces there would be on the pyramid. Example, if i have a hexagonal - based pyramid, a hexagon has 6 sides so the faces in the middle of the solid are six also so a hexagonal-based pyramid will have 12 faces. :)

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11y ago
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Q: How can you use the shape of the base of a pyramid to determine the number of faces on the pyramid?
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