Answer: 33 degrees
Step-by-step explanation:
See paper attached. (:
Answer:
33º
Supplementary angles means that angle Q + angle R = 180º
so: 2x + x + 81 = 180
2x + x + 81 - 81 = 180 - 81
3x = 99
3x/3 = 99/3
x = 33
