CHAPTER 8 PRACTICE TEST

As a study aid, we have included complete solutions for each Practice Test problem at the end of this book.

Change $150 °$ $150 °$ to radians in terms of $π .$ $π .$
Determine the sign of (a) $\sec 285 °$ $\sec 285 °$ , (b) $\sin 245 °$ $\sin 245 °$ , (c) $\cot 265 °$ $\cot 265 °$ .
Express $\sin 205 °$ $\sin 205 °$ in terms of the sine of the reference angle. Do not evaluate.
Find $\sin θ$ $\sin θ$ and $\sec θ$ $\sec θ$ if $θ$ $θ$ is in standard position and the terminal side passes through $(- 9, 12) .$ $(- 9, 12) .$
An airplane propeller blade is 2.80 ft long and rotates at 2200 r/min. What is the linear velocity of a point on the tip of the blade?
Given that 3.572 is the measure of an angle, express the angle in degrees.
If $\tan θ = 0.2396,$ $\tan θ = 0.2396,$ find $θ,$ $θ,$ in degrees, for $0 ° \leq θ < 360 ° .$ $0 ° \leq θ < 360 ° .$
If $\cos θ = - 0.8244$ $\cos θ = - 0.8244$ and $\csc θ < 0,$ $\csc θ < 0,$ find $θ$ $θ$ in radians for $0 \leq θ < 2 π .$ $0 \leq θ < 2 π .$
If $\sin θ = - \frac{6}{7}$ $\sin θ = - \frac{6}{7}$ and $\cos θ > 0,$ $\cos θ > 0,$ find $\tan θ .$ $\tan θ .$
The floor of a sunroom is in the shape of a circular sector of arc length 32.0 ft and radius 8.50 ft. What is the area of the floor?
The face of a flat wedge is a circular sector with an area of $38.5 {cm}^{2}$ $38.5 {cm}^{2}$ and diameter of 12.2 cm. What is the arc length of the wedge?

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