Question 148010

1. Two angles are supplementary, and the ratio of their measures is 7 to 2     what are the angle measures?
When two angles are supplementary, the sum of the two angles equals 90.
7/9 * 90 = 70 deg 
2/9 * 90 = 20 deg

2. Two angles are complementary, and the ratio of their measures is 5 to 4.  What are the angle measures? 
When two angles are complementary, the sum of the two angles equals 180.
5/9 * 180 = 100 deg
4/9 * 180 = 80 deg