154k views
5 votes
Please help question in picture

Please help question in picture-example-1

1 Answer

5 votes

Answer:

48 degrees

Explanation:

First, calculate the supplementary angles for 99 degrees and 129 degrees. You would get 81 degrees and 51 degrees respectively.

Then add those two numbers and you'll get 132 degrees. Since a triangle equals 180 degrees, use: x + 132 = 180. You would get x as 48.

User Maruf Hassan
by
7.5k points