asked 106k views
5 votes
I need help. i dont understand-

I need help. i dont understand--example-1
asked
User Caspii
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8.1k points

2 Answers

2 votes
Good luck you got this
answered
User David Portabella
by
8.4k points
5 votes

Answer:

39 degrees

Explanation:

The square indicates a right angle, or 90 degrees. 90-51=39.

answered
User Sworoc
by
8.0k points

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