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How to solve this. it’s for angles

How to solve this. it’s for angles-example-1
User Munna Babu
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1 Answer

3 votes

Answer:

x=36

Explanation:

The angle right under 3x is 2x, because alternate exterior angles between parallel lines are equal. Those two angles add up to 180, because they are formed by a strait line intersecting with another straight line. This means that 5x = 180 or x=36.

User Tamasf
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