Angle of Elevation and Depression

The guard of a lighthouse saw a boat passing by with the distance of 275.25 feet. What is the angle of elevation?

• ∠ DCA

• None

• ∠ CAB

• ∠ A

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

In the given figure, what is the angle of elevation?

• ∠B

• ∠D

• ∠C

• ∠A

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

CCSS.HSG.SRT.D.11

If an airplane that is cruising at an altitude of 9km. What is the angle of the depression? (Choose the correct answers).

• ∠ CAR

• ∠ RAC

• ∠ A

• None

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

∠Y illustrates angle of elevation.

• TRUE

• FALSE

• MAYBE

• NOT SURE

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

In the given figure, what is the horizontal line of sight?

• Line YX or XY

• Line ZX or XZ

• Line YZ or ZY

• None

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CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

The term _____________ denotes the angle from the horizontal upward to an object. An observer's line of sight would be above the horizontal.

• Angle of Depression

• Angle of Elevation

• Horizontal Line of Sight

• Line of Sight

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CCSS.HSF.TF.C.8

CCSS.HSG.SRT.C.8

The term _____________ denotes the angle from the horizontal downward to an object. An observer's line of sight would be below the horizontal.

• Angle of Elevation

• Horizontal Line of Sight

• Line of Sight

• Angle of Depression

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

It is an imaginary line that connects the eye of an observer to the object being observed.

• Horizontal Line of Sight

• Line of Sight

• Angle of Elevation

• Angle of Depression

A bird singing on the top of the tree. What is the angle of elevation?

• ∠ QWE

• ∠ EWQ

• ∠ W

• None

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

A dog barking while looking on the bird. What is the angle of elevation of the dog?

• ∠ E

• ∠ WER

• ∠ QWE

• ∠ W

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8