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Mathematics, 08.03.2020 21:40 HalpMehPlz

A triangular pyramid has a base with an area of 21.8 square meters and lateral faces with bases of 7.1 meters and heights of 13 meters enter an expression that can be used to the surface area of the triangular pyramid?

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A triangular pyramid has a base with an area of 21.8 square meters and lateral faces with bases of 7...

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