Mathematics, 10.03.2021 16:30 gabrielfuentesnegron

Two planes α and β are intersecting, the angle between them being 45 °. Consider a square ABCD with a side of 4 cm in the α plane, where AB is a segment of the intersection of the α and β and 'D'C planes the orthogonal projection of CD on β. a) Draw a picture illustrating the problem.
b) Determine the perimeter and area of the ABC'D 'quadrilateral.

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Two planes α and β are intersecting, the angle between them being 45 °. Consider a square ABCD with...