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43 votes
43 votes
I need help with this and how to solve it

I need help with this and how to solve it-example-1
User Debbi
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1 Answer

12 votes
12 votes
60 plus 75 equals 135. 180 (sum of angles in a triangle) minus 135 is 45 degrees which matches size in picture.
Other angle 180-45 which is 135.
User Akanksha Gaur
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