Answer
See the figure below.
Work Step by Step
We can draw $\vec C$ by using the ruler and protractor.
And we also can do that by using any software calculator.
From the figure below, we can see that the direction of $\vec C$ is
$$\alpha_C=\color{red}{\bf 35.84^\circ}$$
And its length is
$$|\vec C|=\color{red}{\bf 4.71}$$
