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Year 10 Trigonometry Quiz 1
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Which answer correctly names the sides and angle of the triangle at below?
1 point
∠C = θ, AB = adjacent side, AC = hypotenuse, AC = opposite side
∠C = θ, AB = opposite side, AC = hypotenuse, AC = adjacent side
∠A = θ, AB = opposite side, AC = hypotenuse, BC = adjacent side
∠C = θ, AB = opposite side, AC = hypotenuse, BC = adjacent side
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What is the correct trigonometric ratio for the triangle shown at below?
1 point
A
B
C
D
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Which trigonometric ratio for the triangle shown is incorrect?
1 point
A
B
C
D
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Choose the correct statement regarding trigonometric ratios.
1 point
sin 55° = cos 55°
sin 45° = cos 35°
cos 15° = sin 85°
sin 42° = cos 48°
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In this diagram, sin θ is:
1 point
A
B
C
D
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In this diagram, cos θ is:
1 point
A
B
C
D
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Which of the following could be used to find the value of x in the triangle shown below?
1 point
A
B
C
D
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The value of x in the triangle shown below, correct to 2 decimal places is:
1 point
59.65
23.31
64.80
27.51
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The value of x in the triangle shown below is
1 point
4.84
7.94
7.87
4.89
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The value of x in the triangle shown at right, correct to 2 decimal places is:
1 point
99.24 mm
92.55 mm
185.55 mm
198.97 mm
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What is the value of y in the triangle shown, correct to 2 decimal places?
1 point
47.19
7.94
1.37
47.31
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The value of tan‾¹ 1.8931 is closest to:
1 point
62°
0.0331°
1.08°
69°
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1 point
100
900
810
81
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This triangle could be solved to find k by using the equation:
1 point
A
B
C
D
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The angle of depression of G from E is
1 point
90°
40°
50°
10°
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A kite is attached to a string 15 m long.If the string makes an angle of 26° to the horizontal, the height of the kite is
1 point
6.6 m
34.1 m
13.5 m
7.4 m
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Luke made a rough sketch of an antenna and its support wire. Use a scale drawing or trigonometry to calculate the angle between the support wire and the ground.What is this angle, to the nearest degree?
1 point
34°
42°
48°
56°
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If a school is 320 m S42°W from the police station, what is the true bearing of the police station from the school?
1 point
42°T
048°T
222°T
228°T
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Which expression can be used to find PQ?
1 point
A
B
C
D
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In a right triangle, the measure of one of the angles is 49° and the hypotenuse has a length of 50 cm. Which of the following is the length of the side opposite the given angle?
0 points
32.8 cm
57.5 cm
37.7 cm
30.3 cm
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