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What is x? I WILL AWARD BRILLENEST

What is x? I WILL AWARD BRILLENEST-example-1

2 Answers

12 votes

Answer:

x = 120°

Explanation:

Angles on a straight line always add up to 180°.

Since the arrows show that the bottom two lines are parallel, the angle on the opposite side of 20° will also be 40°.

So, 20+40=60.

180-60=120.

User Vito Ziv
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3.5k points
7 votes

Answer:

180-40-20=120

User Jwolsborn
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3.1k points