IM3 Unit 9 Review

How many degrees is 7π/5 radians?

• 252°

• 180°

• 315°

• 210°

Tags

CCSS.HSF.TF.A.1

Which of the following shows a 570° angle in standard position?

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The radius of a circle is 15 meters. What is the length of an arc that subtends an angle of π/5 radians? (Give the exact answer in simplest form.)

• 3π meters

• 5π meters

• 6π meters

• 15π meters

Tags

CCSS.HSG.C.B.5

What is sin (S)?

Tags

CCSS.HSG.SRT.C.6

Find the secant of ∠U.

• 13/5

• 5/13

• 12/13

• 13/12

Tags

CCSS.HSG.SRT.C.6

The terminal side of an angle θ in standard position intersects the unit circle at (1/2, -√3/2). What is cos (θ)?

• 1/2

• -1/2

• √3/2

• -√3/2

Tags

CCSS.HSF.TF.A.2

What is the equation of the given graph?

• f(x) = 2 sin(x)

• f(x) = 2 cos(x)

• f(x) = 4 sin(x)

• f(x) = 4 cos(x)

Tags

CCSS.HSF-IF.C.7E

Find the amplitude of the sinusoidal function shown in the graph.

• amplitude = 1/2

• amplitude = 2

• amplitude = 1

• amplitude = 1/4

Tags

CCSS.HSF-IF.C.7E

Find the period of the sinusoidal function shown in the graph.

• period = 2π

• period = π

• period = 4π

• period = π

Tags

CCSS.HSF.TF.A.4