Trigonometry Units #1 - 4 Review (1)

A tourist views a deer from a height of 45 feet.  The horizontal distance between the tourist and the deer is 130 feet.  At what angle (x) should the tourist hold his camera to photograph the deer? Round your answer to the nearest degree.  

• 19 degrees
• 45 degrees
• 71 degrees
• 138 degrees 

Tags

CCSS.HSG.SRT.C.8

 $\tan\ \frac{\pi}{2}$ 

• 0

• 1

• -1

• undefined

Tags

CCSS.HSF.TF.A.2

Calculate the length of an arc with radius 15 cm and central angle of 30°.

• 450 cm
• 5π/2 cm or ≈ 7.9 cm
• 225 cm
• 5π/4 cm or ≈ 3.9 cm

what is the amplitude of the graph shown

• 1
• 2
• 3
• 4

Tags

CCSS.HSF-IF.C.7E

Which quadrant does the terminal side of the angle of 230⁰ lie when it is in standard position?

• I

• II

• III

• IV

Tags

CCSS.HSF.TF.C.8

Let (12,-5) be a point on the terminal side of θ.

What is Cos ø?

• 13/12

• 12/13

• -5/13

• -5/12

Tags

CCSS.HSF.TF.A.2

If θ is an angle in Quadrant II, which trig ratios will be positive

• sin θ
• cos θ
• tan θ
• cos θ and sin θ

Tags

CCSS.HSF.TF.A.2

If sinθ = 3 / 5  and θ is in Q II, find tan θ.

• 3 / 4
• -3 / 4
• 4 / 3
• - 4 / 3

Tags

CCSS.HSF.TF.C.8

Find an angle coterminal with an angle which measures 11π ∕ 3.

• 17 π / 3
• 4π ∕ 3
• π ∕ 3
• 8π ∕ 3

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

What is the reference angle for 63°?

• 117°

• 207°

• 63°

• 153°

Tags

CCSS.HSF.TF.A.3