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kykrilka [37]
2 years ago
12

Find the value of x.

Mathematics
2 answers:
bekas [8.4K]2 years ago
5 0

Answer: Option 3

Step-by-step explanation:

Firlakuza [10]2 years ago
4 0

\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}

Actually Welcome to the concept of trigonometry.

Here, we use the Sine ratio.

Sine 60° = 21/x

===> since sin60° = √3/2

==> x = 21*2/√3

==> x = 42/√3

rationalizing we get as,

==> 42√3/3 ===> 14√3

hence, x = 14√3 units,

so finally, x = 14√3 , option C.) is correct.

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