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avatar+1557 

Find the length $BC$, to two decimal places.

 

 Apr 11, 2024
 #2
avatar+9673 
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Considering the sum of interior angles of the triangle we have \(\angle B = 34^\circ\). Then we have, by sine rule,

\(\dfrac{5}{\sin 34^\circ} = \dfrac{\overline{BC}}{\sin 108^\circ}\)

 

From here, we have \(\overline{BC} \approx8.50\).

 Apr 11, 2024

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