Answer:
The answer is 40 degrees.
Step-by-step explanation:
We know that a right angle (the square on the bottom triangle) is 90 degrees. We also know that triangles always add up to 180 degrees.
90 + 50 = 140
180 - 140 = 40
So, your answer would be 40 degrees.
Hope that I helped! This was my first answer, I'm glad I could be there!
