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2 votes
Please please please help

Please please please help-example-1
User Ming Huang
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2 Answers

3 votes
Wallind is right very smart
User DocOc
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5.3k points
4 votes

3x+x= 180°(straight angle)

4x= 180°

x= 180/4

x= 45°

Please please please help-example-1
User Andy Till
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