Unit 3 - Trigonometry Review

A lamp post casts a 20 foot shadow. The degree of elevation from the ground to the lamp post is 40 degrees. How tall is the lamp post?

• 44.7

• 16.7

• 23.8

• 12.9

Alex is flying a kite and lets off 100 feet of string. If the angle of elevation from where he is holding his kite 3 feet above the ground is 25 degrees, what is the height of the kite from the ground?

• 45.2

• 90.6

• 236.6

• 42.2

On a sunny day, Billy notices that he casts a shadow on the ground. If the shadow is 6 feet long and Billy is 6.5 feet tall, what is the angle of elevation of the sun?

• 47.3 degrees

• 67.4 degrees

• 22.6 degrees

• 42.7 degrees

An 8-foot rope is tied from the top of a pole to a stake in the ground and forms a 57 degree angle with the ground. What is the height of the pole to the nearest tenth of a foot?

• 9.5

• 12.3

• 6.7

• 4.4

Consider this right triangle. Enter the measure of angle A to the nearest degree.

• 59 degrees

• 31 degrees

• 32 degrees

• 38 degrees

Logan wants to calculate the height of a building. He makes the following measurements: The angle of elevation from the ground to the top of the building is 59 degrees. The length of the buildings shadow is 172 feet. What is the height of the building?

• 103.3

• 286.3

• 147.4

• 88.6

A ladder leaning against a house makes an angle of 50 degrees with the ground. The foot of the ladder is 6 feet from the house. How long is the ladder?

• 7.2

• 5.0

• 9.3

• 7.8

James is putting a fence around his yard, which is shaped like a right triangle. He knows the vertical distance is 20 feet and the diagonal distance is 35 feet. How long is the horizontal distance?

• 40.3

• 30.2

• 25

• 28.7

What is the approximate height of the tree to the nearest foot?

• 77 feet

• 131 feet

• 119 feet

• 76 feet

Which is the closest distance up the wall the ladder reaches?

• 3.2

• 4.8

• 6.4

• 9.6