Answer:
40° and 50°
Step-by-step explanation:
Let "a" represent the larger angle. Then the smaller one is (a-10) and their sum is ...
a + (a -10) = 90 . . . . . complementary angles sum to 90°
2a = 100 . . . . . . . add 10, simplify
a = 50
(a-10) = 40
The two angles are 40° and 50°.