North Carolina Math 3 EOC Chapter 12

### North Carolina Math 3 EOC Chapter 12 Sample

DOK: 1 1 pt
1.

What is the value of the expression sin θ × cos θ when θ = 45°

DOK: 3 1 pt
4.

A light pole is located just outside of a circular race track with a diameter of 1 mile, and the center of the race track is directly north of the light pole. What would be the period of the sine function used to model a race car’s distance north of the light pole as it travels around the track if the race car’s distance north of the light pole is graphed as a function of its total distance traveled?

DOK: 1 1 pt
5.

tan(150°) =

DOK: 1 1 pt
8.

$\frac{7\mathrm{\pi }}{6}$ radians is equivalent to how many degrees?

DOK: 1 1 pt
11.

Find tan C if angle C is acute and sec C = 2.