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Amiraneli [1.4K]
3 years ago
15

I need help I don’t understand this at all please

Mathematics
1 answer:
Ksivusya [100]3 years ago
5 0

Step-by-step explanation:

\tan( \alpha )  =  \frac{15}{9}  =  \frac{7}{h }  \\ h =  \frac{7 \times 9}{15}  = 4.2

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