Respuesta :
Answer:
90, 70, 20
Step-by-step explanation:
The measure of an angle is 180 so if you add up 90,70,and 20 you get a total of 180
Answer:
70, 20, 90
Step-by-step explanation:
For all triangles, the sum of the angles is 180.
I got these three angles 70, 20, 90.
To double check you can add all the angles together.
70 + 20 = 90, 90 + 90 = 180