Right Triangle Trigonometry Answers
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The height of an equilateral triangle is . What is the perimeter of the equilateral triangle?
A
12 unitsB
units
C
24 unitsD
units
2
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In the right triangle below, tanA = 0.45. What is the approximate length of AB?
A
10 unitsB
13 unitsC
20 unitsD
22 units3
What is the measure of angle B in the figure below?
A
30°B
45°C
60°D
90°4
In the triangle below, represents which ratio?
A
sinCB
sinBC
cosCD
tanB5
What is the approximate degree measure of angle A in the triangle below?
A
37.9B
38.9C
51.1D
52.16
In the triangle below, which is equivalent to sinA?
A
sinCB
sinBC
cosAD
cosC7
The side length of an equilateral triangle is 6 cm. What is the height of the triangle?
A
cm
B
cm
C
cm
D
cm
9
Which equation can be used to find B in the triangle below?
A
tangent B = Eight-tenths
B
Tangent B = eight-sixths
C
cosine B = Ten-sixths
D
Cosine B = ten-eighths
10
In a right triangle, angle C measures 40°. The hypotenuse of the triangle is 10 inches long. What is the approximate length of the side adjacent to angle C?
A
6.4 inchesB
7.7 inchesC
8.4 inchesD
13.1 inchesDid you find these answers helpful?
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