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OpenStudy (anonymous):
Plane A which contains an isosceles right triangle forms a dihedral angle of 60 degrees with another plane B. if the hypotenuse of the triangle lies in plane B and measures 8 in., find the distance from the vertex of the right angle to plane B, and the length of the projection of each leg of the triangle on plane B. with graph please
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Directrix (directrix):
@PoorMath Read the discussion here. It may help.
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