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The point of a square pyramid is cut off, making each lateral face of the pyramid a trapezoid with the dimensions shown. A trapezoid has a base of 3 inches, height of 1 inches, and top side length of 1 inch:

What is the area of one trapezoidal face of the figure?

The point of a square pyramid is cut off, making each lateral face of the pyramid-example-1
User EinsA
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1 Answer

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Use the trapezium formula 1/2( sum of parallel lines)( height )
The point of a square pyramid is cut off, making each lateral face of the pyramid-example-1
User Zhongmin
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