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5 votes
Can someone help? This is so hard.

Can someone help? This is so hard.-example-1
User Beamie
by
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2 Answers

3 votes

Answer:

cos^-1 (9/15)

Explanation:

User Majk
by
6.4k points
5 votes

y equals 50° since there is a 90° and a 30°

User Pouria Moosavi
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