8.5 Angles of Elevation and Depression

The angle of 12^o is a(n)

• angle of elevation
• angle of depression
• neither
• both

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Is the given angle of 70 degrees, an angle of elevation or an angle of depression?

• Angle of Elevation
• Angle of Depression
• Neither
• Both

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Dustin is stuck at the top of a Ferris wheel. His mother is standing 38 feet from the base of the wheel watching him. If the angle of elevation from Dustin's mom to Dustin is 73^o, how far off the ground is Dustin? 

• 118.2 ft
• 120.9 ft
• 124.3 ft
• 126.5 ft

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

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 

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

From a hot air balloon 2,500ft above the ground, you see a clearing whose angle of DEPRESSION is 25 degrees.  to the nearest foot, what is your horizontal distance from the clearing?

• 1166 feet
• 5361 feet
• 5916 feet
• 2758 feet

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CCSS.HSG.SRT.C.8

After takeoff, a plane flies in a straight line for a distance of 4000 feet in order to gain an altitude of 800 feet. Find the angle of elevation from the ground to the plane. Round to the nearest degree.

• 78 degrees
• I love Math
• 12 degrees
• 11 degrees

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CCSS.HSG.SRT.C.8

Find the measure of the angle of elevation of the sun when a vertical post 15 feet tall casts a shadow 20 feet long.

• about 37 degrees
• about 49 degrees
• I love Math!
• about 41 degrees

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CCSS.HSG.SRT.C.8

An airplane takes off 600 feet in front of a 60 foot building. At what angle of elevation must the plane take off in order to avoid crashing into the building? Assume that the airplane flies in a   straight line and the angle of elevation remains constant until the airplane   flies over the building. 

• about .1 degree
• about 84 degrees
• about 6 degrees
• I love Math!

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CCSS.HSG.SRT.C.8

Burj Khalifa in Dubai is the tallest building in the world, standing at 828 meters. Another building, 100 meters away, stands 550 meters tall. What is the angle of depression from the TOP of the Burj Khalifa to the TOP of the other building?

• about 70 degrees
• about 83 degrees

Spencer is going snowboarding.  He rode the ski lift to the top of the mountain, which is at an altitude of 1500 feet.  The angle of elevation from the bottom to the top of the mountain is 25^o.  What is the length of the Spencer’s run (his trip down the hill)? 

• 3216.76 feet
• 633.93 feet
• 699.46 feet
• 3549.30

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CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8