Answer:
∴ The angle of the vector is 49.4°.
Step-by-step explanation:
Given:
For a vector:


The tangent of angle of a vector is given by:

where
represents the angle of the vector,
represents the length of
and
represents the length of
.
Plugging in the given values to get the angle of vector
.

Taking
both sides to get



∴ The angle of the vector is 49.4°.