The larger of two supplementary angles exceeds the smaller by 18 degrees. Find them.
Let the angles be ‘a’ and ‘b’.
Given, larger of two supplementary angles exceeds the smaller by 18 degrees.
⇒ a = b + 18 and a + b = 180
Adding the two equation
⇒ 2a = 198
⇒ a = 99°
Thus, b = 81°