Answer:
D is the correct one
Explanation:
The whole angle equals 72 and the partial angle equals 45
You put
72-45= 27
So 3x=27
Then you solve this equation
3x = 27
x = 27/3
x = 9
x = 10, 3x = 30
3x equals thirty, they are the exact same angles
3.6m questions
4.6m answers