8-5 angles of depressions and elevation

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

A 40 foot ladder which is leaning against a wall reaches the wall at a point 36 feet above the ground. Find the measure of the angle created between the ladder and the ground. Round to the nearest degree

• 64 degrees
• 26 degrees
• 42 degrees
• I love Math!

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

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

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!

From the top of a vertical cliff 40 m high, the angle of depression of an object that is level with the base of   the cliff is 34º.  How far is the object from the base of the cliff?

• about 27 miles
• about 59 miles
• about 72 miles
• about 22 miles

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

A slide at a water park with a constant slope sends the riders traveling a distance of 45 feet to the pool at the bottom of the slide. If the depth of the pool is 12 feet and the angle of DEPRESSION from the top of the slide is 45 degrees, what is the vertical distance from the top of the slide to the bottom of the pool?

• 44 feet
• 32 feet

What trigonometric ratio would be used to find the distance from the ship to the plane?

• sine
• cosine
• tangent
• inverse sine

From the top of a vertical cliff 40 m high, the angle of depression of an object that is level with the base of   the cliff is 34º.  How far is the object from the base of the cliff?

• about 27 miles
• about 59 miles
• about 72 miles
• about 22 miles