Supplementary angles are angles that add up to 180 degrees. Oftentimes, we see that supplementary angles are on a straight line, of which is also equal to 180 degrees.
x + y = 180
x + 116 = 180
x = 64 degrees
Hope this helps!! :)
(117 ÷ 9 = 13)
7 : 9
7 x 13 : 9 x 13
91 : 117
Ans: 91
I believe the answer is 12. I hope this helps you and have a great day!