Solving for Angle Measures of Right Triangles — Unit test Answers

Points Q and R are midpoints of the sides of triangle ABC.

Triangle A B C is cut by line segment M N. Line segment M N goes from side A B to side B C and cuts both sides into equal parts. The lengths of A M and M B are 88 centimeters, the lengths of C N and N B are 75 centimeters, and the length of A C is 116 centimeters.