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9 votes
Help me out with this pls (multiple choice)

Help me out with this pls (multiple choice)-example-1
User Morfidon
by
2.9k points

1 Answer

6 votes

Answer:

B

Explanation:


\tan( 30) = (y)/(7 ) \\ y = √(147) = 7 √(3) \\ {x}^(2) = {7}^(2) + {(7 √(3)) }^(2) \\ {x}^(2) = 49 + 147 = 196 \\ x = √(196) = 14

User Stinkymatt
by
3.1k points