Gamergirlgwyneth12 Gamergirlgwyneth12

18-12-2020
Mathematics

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mg051203 mg051203

18-12-2020

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

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