3 years ago

What is x? I WILL AWARD BRILLENEST

Mathematics

2 answers:

yKpoI14uk [10]3 years ago

7 0

Answer:

180-40-20=120

a_sh-v [17]3 years ago

5 0

Answer:

x = 120°

Step-by-step 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.

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