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Can anyone answer this question​
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5 votes
Can anyone answer this question​

Can anyone answer this question​-example-1
User Chamith Malinda
by
4.1k points

1 Answer

4 votes

Answer:

b. 75°

Explanation:

By exterior angle theorem:

3x = x + 70°

3x - x = 70°

2x = 70°

x = 70°/x

x = 35°

Therefore, 3x = 3*35° = 105°


\measuredangle ACB= 180\degree - 105\degree

(Linear pair angles)


\measuredangle ACB= 75\degree

User Siddharth Sharma
by
5.0k points
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