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Find the value of y. Round your answer to the nearest tenth.

Find The Value Of Y Round Your Answer To The Nearest Tenth class=

Sagot :

[tex] \huge \boxed { \sf Answer}[/tex]

[tex] \cos(21°) = \frac{9}{y} \\ = > 0.9336 = \frac{9}{y} \\ = > \frac{y}{9} = 0.9 336\\ = > y = 9 \times 0.9336 \\ = > y = 8.4024 \\ = > y = 8.4[/tex]

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