Question-188444

Question Number 188444 by Rupesh123 last updated on 01/Mar/23

Answered by mr W last updated on 01/Mar/23

Commented by mr W last updated on 01/Mar/23

a = 2 \times 1 \times \sin \frac{48}{2} = 2 \sin 24

\frac{a}{1} = \frac{\sin (x + 66 + 42)}{\sin (x + 66)}

\cos 42 + \frac{\sin 42}{\tan (x + 66)} = 2 \sin 24

\tan (x + 66) = \frac{\sin 42}{2 \sin 24 - \cos 42}

\Rightarrow x = \tan^{- 1} (\frac{\sin 42}{2 \sin 24 - \cos 42}) - 66 = 18 °

Commented by Rupesh123 last updated on 01/Mar/23

Perfect ��