Question

Find the length of the missing side, x. Round to the tenths place.A2140BX

Answer 1

Given data:

The given right angle triangle.

The expression for the value of x is,

`\begin{gathered} x=21\cos (40^(\circ)) \\ =16.086 \\ \approx16.1\text{ } \end{gathered}`

Thus, the value of x is 16.1 units.