e. If the angle in part (a) measures 65°, what would be the measure of its supplementary angle? Justify your answer.
Supplementary angles are angles that sum to make a 180° angle.
Use the slider in the eTool below to estimate the degree measurements for parts (a) - (d).
Click the link at right for the full version of the eTool: MC2 5-99 HW eTool