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Applying Cosine: Real-Life Trigonometry Challenges

Authored by Anthony Clark

English, Mathematics

10th Grade

CCSS covered

Applying Cosine: Real-Life Trigonometry Challenges
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A tree casts a shadow of 15 meters when the angle of elevation of the sun is 30 degrees. How tall is the tree?

5 meters

8.66 meters

10 meters

12 meters

Tags

CCSS.HSG.SRT.C.8

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A ladder leans against a wall, forming a 60-degree angle with the ground. If the base of the ladder is 4 meters from the wall, how long is the ladder?

6 meters

8 meters

12 meters

10 meters

Tags

CCSS.HSG.SRT.C.8

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A boat is anchored 10 meters from the shore. If the angle of elevation from the boat to the top of a lighthouse is 45 degrees, how tall is the lighthouse?

20 meters

15 meters

5 meters

10 meters

Tags

CCSS.HSG.SRT.C.8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A surveyor is standing 50 meters from the base of a hill. If the angle of elevation to the top of the hill is 35 degrees, how tall is the hill?

35.01 meters

60 meters

45 meters

25.5 meters

Tags

CCSS.HSG.SRT.C.8

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A cable car is suspended from a point 20 meters above the ground. If the cable makes a 30-degree angle with the ground, how far is the cable car from the base of the pole?

30√3 meters

10 meters

20√3 meters

20 meters

Tags

CCSS.HSG.SRT.C.8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A person is standing 30 meters away from a building. If they look up at a 60-degree angle to see the top of the building, how tall is the building?

40 meters

51.96 meters

25 meters

70 meters

Tags

CCSS.HSG.SRT.C.8

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A ramp is built to connect a loading dock that is 1.5 meters high. If the ramp makes a 45-degree angle with the ground, how long is the ramp?

2.121 meters

1.5 meters

2.0 meters

3.0 meters

Tags

CCSS.HSG.SRT.C.8

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