AnswersCREDIT RE-SEAT MNPS Integrated Math III IC S2 26-27Right Triangle Trigonometry

Right Triangle Trigonometry Answers

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1
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What is the measure of angle B in the figure below?

Question illustration
A
30°
B
45°
C
60°
D
90°
2
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What is the approximate degree measure of angle A in the triangle below?

Question illustration
A
37.9
B
38.9
C
51.1
D
52.1
3

One leg of a right triangle measures 6 inches. The remaining leg measures inches. What is the measure of the angle opposite the leg that is 6 inches long?

Question illustration
A
30°
B
45°
C
60°
D
90°
4

In the triangle below, represents which ratio?

Question illustration
A
sinC
B
sinB
C
cosC
D
tanB
5

In the right triangle below, tanA = 0.45. What is the approximate length of AB?

Question illustration
A
10 units
B
13 units
C
20 units
D
22 units
6

The hypotenuse of an isosceles triangles measures 10 inches long. What is the length of one leg of the triangle?

A
StartFraction 10 Over StartRoot 3 EndRoot EndFraction
Option A
B
StartFraction 10 Over StartRoot 2 EndRoot EndFraction
Option B
C
10 StartRoot 2 EndRoot
Option C
D
10 StartRoot 3 EndRoot
Option D
7

In the triangle below, which is equivalent to sinA?

Question illustration
A
sinC
B
sinB
C
cosA
D
cosC
8

What is the approximate degree measure of angle B in the triangle below?

Question illustration
A
16.3
B
43.8
C
46.2
D
73.7
9

Which equation can be used to find B in the triangle below?

Question illustration
A
tangent B = Eight-tenths
Option A
B
Tangent B = eight-sixths
Option B
C
cosine B = Ten-sixths
Option C
D
Cosine B = ten-eighths
Option D
10

Each side of the regular hexagon below measures 8 cm. What is the area of the hexagon?

Question illustration
A
square centimeters
Option A
B
square centimeters
Option B
C
square centimeters
Option C
D
square centimeters
Option D
11

What is the measure of angle A in the triangle below?

Question illustration
A
30°
B
45°
C
60°
D
90°
12

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 inches
B
7.7 inches
C
8.4 inches
D
13.1 inches
13

The side length of an equilateral triangle is 6 cm. What is the height of the triangle?

A
cm
Option A
B
cm
Option B
C
cm
Option C
D
cm
Option D
14

What is the reciprocal of tanB in the triangle below?

Question illustration
A
tanC
B
tanA
C
tan-1C
D
tan-1A

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