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3 votes
If you can help I'll greatly appreciate it!

If you can help I'll greatly appreciate it!-example-1
User Rodman
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1 Answer

2 votes
because the angles of a triangle add up to equal 180 we know that we need to first:
180-40=140
we also know a right angle is 90 degrees so
140-90=50
50 degrees is your answer
User Gustav Rasmussen
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7.7k points