Applications of trigonometry easy

Applications of Trigonometry Quiz (Easy)

1. Trigonometry is used to find the height of a building using which trigonometric ratio?

a) Sine b) Cosine c) Tangent

2. Which trigonometric ratio is used to find the distance between two inaccessible points?

a) Sine b) Cosine c) Tangent

3. The angle of elevation of a ladder leaning against a wall is 60°. If the ladder is 10 meters long, how far is the foot of the ladder from the wall?

a) 5 meters b) 10 meters c) 20 meters

4. Trigonometry is used in which field to determine the height of a mountain?

a) Astronomy b) Geography c) Geology

5. If the angle of elevation of the sun is 45°, what is the length of the shadow of a 10-meter-tall tree?

a) 5√2 meters b) 10 meters c) 5 meters

6. Trigonometry is used in architecture to determine the:

a) Surface area of a building b) Volume of a building c) Height of a building

7. The angle of depression of an object from the top of a 50-meter high tower is 30°. What is the distance between the object and the foot of the tower?

a) 50 meters b) 25 meters c) 75 meters

8. Trigonometry is used in navigation for:

a) Determining speed b) Determining direction c) Determining distance

9. The angle of elevation of a cliff from a point on the ground is 45°. If the cliff is 100 meters high, what is the distance between the point and the base of the cliff?

a) 100 meters b) 100√2 meters c) 50 meters

10. Trigonometry is used in engineering to:

a) Design electrical circuits b) Analyze chemical reactions c) Calculate forces in structures