Determining the Direction of a Vector

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Determining the Direction of a Vector

For the following questions, you will be given the x- and y-coordinates of a point on a Cartesian Plane. By using the appropriate right triangle trig identity you are to determine the angle a vector connecting the origin to the given point would make with the positive x-axis.

General Questions

(5,5)

1.

30°
45°
180°
135°

(-1,0)

2.

30°
45°
180°
135°

3.

30°
45°
180°
135°

(-1.1)

4.

30°
45°
180²
135°

(-6,0)

5.

π/6
π/4
π
3π/4

(17.2,17.2)

6.

π/6
π/4
π
3π/4

(

)

7.

π /6
π/4
π
3π /4

(-2,2)

8.

π/6
π/4
π
3π/4

L Camarota

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