Free Printable Chap 13A

Worksheets

Chap 13A - Review

Total questions: 17

Worksheet time: 40mins

Name

Class

Date

25.2

15.6

17.0

35.5

Which of the following would you use to find the measure of an angle?

Pythagorean theorem

Sin, Cos, or Tan

Sin^-1, Cos^-1, or Tan^-1

Chord-Chord Product Theorem

Which one is the easy way to remember trigonometric ratios?

Sah Coh Toa

Soh Cah Toa

Soh Cah Tao

Soh Ceh Toa

What is the ratio for Cosine?

Opp/Hyp

Opp/Adj

Adj/Opp

Adj/Hyp

What is the correct ratio?

sin 40 = w/28

cos 40 = w/28

tan 40 = w/28

sin 40 = 28/w

Solve for x. Round to the nearest tenth.

103.5

4.7

55.0

23.4

Find x round to the nearest tenth.

46.1

4.9

73.5

68.6

Solve for the missing distance

18.9

19.5

27.5

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 nearest to the height of the lighthouse?

25 feet

45 feet

110 feet

135 feet

10.

Set up the problem...

sin X = 41/28

tan X = 41/28

cos X = 28/41

sin X = 28/41

11.

A pilot looks down and sees the runway at an angle of depression of 10°. If the horizontal distance between the plane and the runway is 8000 feet, what is the height of the plane?

1410.6

1389.2

5671.3

7878.5

12.

A 16 foot ladder leans against a building. If the angle the ladder makes with the ground is 68°, how high up the building does the ladder reach?

39.6

6.0

14.8

13.6

13.

What is the measure of angle A?

58 degrees

61 degrees

78 degrees

74 degrees

14.

Find AB

6.1

4.9

15.

A hawk sitting on a tree branch spots a mouse on the ground 15 feet from the base of the tree. The hawk swoops down toward the mouse at an angle of 30 degrees. What is the distance from the tree branch to the mouse?

7.5 ft

15 ft

26 ft

30 ft

16.

The angle that is labled 12^o in the diagram is a(n)

angle of elevation

angle of depression

neither

both

17.

A great white shark swims 22 feet below the sea level. If the shark is 67.7 feet from the sailboat, what is the angle of depression of the boat to the shark?

18.9633 ft

71.0366 ft

18.0022 ft

71.9977 ft

Reset

Chap 13A - Review

Total questions: 17

Worksheet time: 40mins

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