Question

The top and bottom of the polyhedron below are equilateral triangles. A plane that perpendicularly bisects corresponding sides of both triangles would form two sets of two consecutive interior dihedral angles with measures of _______ and _________ .

Answer 1

30° and 90°

Explanation:

The perpendicular bisector of an equilateral triangle forms a 90° angle with one side and a 30° angle with the other side.