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A triangular prism is shown below.

Suppose that a plane parallel to one of the rectangular faces passed throughthe prism. What would be the shape of the cross section formed in the plane?

A triangular prism is shown below. Suppose that a plane parallel to one of the rectangular-example-1

1 Answer

4 votes
It would be a rectangle.

Running parallel to the rectangular side would make the cross section the same shape, a rectangle.
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