Question

Help please.

Answer 1

angle B = 110.4 by the law of sines,
\[\frac{b}{\sin 110.4^{o}}=\frac{25}{\sin 38^{o}}\]
so \[b = \frac{25 \times \sin 110.4^{o}}{\sin 38^{o}}\]

Answer 2

sin = opposite/hypotenuse

Answer 3

Thanks!