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5 votes
Help me please answer this question

Help me please answer this question-example-1
User Insumity
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2 Answers

4 votes
90°-x°=45°,so x=45°
note, for the two arrows you draw, they are perpendicular !(90°)
User Lanwatch
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7.1k points
3 votes
The whole angle is 90 degrees and you have 45 so 90-45 = your answer :)
User Bazzargh
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