Find the measure of the missing angle using the triangle angle sum theorm

Question

asked Aug 19, 2022 96.1k views

1 Answer

asked Aug 27, 2024 47.8k views

Krebernisak asked Aug 27, 2024

7.5k points

1 answer

1 vote

47.8k views

asked Mar 21, 2024 37.7k views

Hessel asked Mar 21, 2024

8.0k points

1 answer

3 votes

37.7k views

asked Mar 10, 2024 81.5k views

Aleksandar Popovic asked Mar 10, 2024

7.6k points

1 answer

2 votes

81.5k views

Jon Hoffman · Answer 1 · 2022-08-25T05:53:51+0000

Answer:

31°

Explanation:

The theorem states that all angle sums of any triangle add up to 180°.

128 + 21 = 149, and to find ?°, subtract 149 from 180 to get 31°.