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nekit [7.7K]
2 years ago
6

Find the missing lengths of the sides.

Mathematics
1 answer:
Irina18 [472]2 years ago
3 0

Answer:

The choice third ; a=9 , c= 18

Step-by-step explanation:

\sin(60)  =  \frac{9 \sqrt{3} }{c} \\  \\ c = 18

\tan(30)  =  \frac{a}{9 \sqrt{3} }  \\  \\ a = 9

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