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Angel sum theorem ……….
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4 votes
Angel sum theorem ……….

Angel sum theorem ……….-example-1
User Frank Fu
by
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1 Answer

4 votes

Answer:

y = 42º

Explanation:

The unmaked angle of the bottom triangle is 90º

The sum of the angles is 180

y + 90 + 48 = 180

combine like terms

y + 138 = 180

subtract 138 from both sides

y = 42º

User Zensar
by
5.0k points
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