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Please explain how you got your answer! ​
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Please explain how you got your answer! ​

Please explain how you got your answer! ​-example-1
User Prune
by
4.0k points

2 Answers

4 votes

Answer:

Explanation:

∠b + ∠a + 50° = 180°

∠b + ∠90 + 50° = 180°

∠b = 180° - 90° - 50° = 40°

User Corwin
by
2.8k points
4 votes

Answer: b =50°

Explanation:

The angles on a straight line =180°

180° = 50°+90°+b

180°-50°-90°=b

50° = b

User Suly
by
3.5k points
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