The roof of Sally’s house is a triangular prism. The angle at the top of this roof is a right angle and the measure of one of the interior angles is 45°. What is the measure of the unknown angle?

A. 45°
B. 55°
C. 35°
D. 25°

The roof of Sallys house is a triangular prism The angle at the top of this roof is a right angle and the measure of one of the interior angles is 45 What is th class=