Quiz about Trigonometry

Question 1

What is the COSINE ratio of any angle in a right triangle?

Accepted Answer

Question 2

cos B = ?

Accepted Answer

5/13

Answer

12/13

Answer

12/5

Answer

5/12

Question 3

Solve for the missing angle.

Accepted Answer

36.9 degrees

Answer

50.5 degrees

Answer

12.7 degrees

Answer

72.2 degrees

Question 4

What is the correct ratio?

Accepted Answer

16/12

Answer

20/12

Answer

12/20

Answer

12/16

Question 5

Find the length of side w.

Accepted Answer

18.0 cm

Answer

21.4 cm

Answer

36.5 cm

Answer

43.6 cm

Question 6

Which trigonometric ratio should you use?

Accepted Answer

Sine Ratio

Answer

Tangent Ratio

Answer

Cosine Ratio

Answer

Any ratio

Question 7

Find side AB?

Accepted Answer

8.66 m

Answer

20 m

Answer

5 m

Answer

11.54 m

Question 8

Solve for the missing distance (d)

Accepted Answer

18.9

Answer

19.5

Answer

47

Answer

27.5

Question 9

What is the correct equation to solve for side w?

Accepted Answer

sin 40 = w/28

Answer

cos 40 = w/28

Answer

tan 40 = w/28

Answer

sin 40 = 28/w

Question 10

Elizabeth is flying a kite, which gets caught in the top of a tree. Use the diagram to estimate the height of the tree.

Accepted Answer

86.9 ft

Answer

63.6 ft

Answer

1.59 ft

Answer

74.2 ft

Question 11

For the triangle shown, name the hypotenuse.

Accepted Answer

side BC

Answer

side AB

Answer

side AC

Question 12

A yacht is anchored 90 feet offshore from the base of a lighthouse. The angle of elevation from the boat to the top of the lighthouse is 26 degrees. The distance between the yacht and the top of the lighthouse is about 100 feet. Which of these is closest to the height of the lighthouse?

Accepted Answer

45 feet

Answer

10 feet

Answer

110 feet

Answer

135 feet

Question 13

Which ratio should you use to find Tangent W?

SOH-CAH-TOA

Accepted Answer

Question 14

A tourist views a deer from a height of 45 feet. The horizontal distance between the tourist and the deer is 130 feet. How many degrees should the tourist tilt his camera down to photograph the deer? Round your answer to the nearest degree.

Accepted Answer

71 degrees

Answer

19 degrees

Answer

45 degrees

Answer

138 degrees

Trigonometry

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