Question

Triangle ABC has the following measures: m∠B=37∘, m∠C=74∘, and b=17.6. What is the length of side a? 57.828.127.369.0

Answer 1

Using the sine rule;

$\begin{gathered} \frac{a}{sin69}=\frac{17.6}{sin37} \\ a=\frac{17.6sin69}{sin37} \\ a=27.3 \end{gathered}$

Thus, a = 27.3