Question

If possible, find the area of the triangle defined by the following: b = 45, c = 20, a = 71°.405.2 square unitso189.1 square units465.4 square units425.5 square units

Answer 1

We will find the area of the triangle as follows:

$A=(45)(20)\frac{\sin(71)}{2}\Rightarrow A=425.483359\ldots$$\Rightarrow A\approx425.5$

So, the area of the triangle is approximately 425.5 square units.