1.

Vectorvhas a magnitude of 80 and a direction= 60. What are the magnitude and direction of 4v?

A	20; 240
B	320; 60

2.

Givenu= 35i 12j, what are the magnitude and direction of 3u? Round to the nearest whole number.

A	37; 109
B	111; 161

3.

Vectoruhas a magnitude of 30 and a direction of 70. Vectorvhas a magnitude of 40 and a direction of 220. What is the direction ofu+v? Round to the nearest degree.

A	7
B	173

4.

Givenpwith magnitude of 50 and a direction of 35,qwith magnitude of 65 and a direction of 180, andrwith magnitude of 10 and a direction of 245, what is the magnitude ofp+q+r? Round to the thousandths place.

A	28.269
B	34.408

5.

The magnitude and direction of vectorst,u, andvare shown in the table.

Vector	Magnitude	Direction
t	7	220
u	17	50
v	13	300

What is the direction oft+u+v? Round to the nearest degree.

A	353
B	347