# Vector A has magnitude 3.7 units; vector B has magnitude 5.9. The angle between vector A and B is 45 degrees. What is the magnitude of vector A+ vector B?

##### 1 Answer

Dec 7, 2017

#### Answer:

**Magnitude of** **is** **units at an angle
of**

#### Explanation:

Completing the parallelogram of

diagonal represents represents resultant of two vectors

we get magnitude of

By sine law

or

Magnitude of

of