Angles and Trigonometric Functions Answers
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1
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Which represents an even function?
A
y = cos(x)B
y = sin(x)C
y = tan(x)D
y = cot(x)2
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How many degrees is radians?
A
–11.25°B
–12.5°C
–22.5°D
–45°3
Which expression has the same value as tan(–45°)?
A
tan(45°)B
cot(135°)C
–sin(270°)D
–cos(180°)4
In which quadrant(s) are tan(x) and sin(x) both negative?
A
quadrant IIB
quadrants II and IIIC
quadrant IVD
quadrants III and IV5
A seat on a Ferris wheel is level with the center of the wheel. The diameter of the wheel is 210 feet (ft). If the wheel rotates 45° counterclockwise and stops, how much does the height of the seat change?
A
ft
B
ft
C
52.5 ftD
26.25 ft6
Suppose , where . What is sin(θ)?
A
Negative StartFraction 12 Over 13 EndFraction
B
Negative StartFraction 5 Over 13 EndFraction
C
StartFraction 5 Over 13 EndFraction
D
StartFraction 12 Over 13 EndFraction
8
Which angle is coterminal to radians?
A
radians
B
radians
C
radians
D
radians
9
How many radians is 105°?
A
radians
B
radians
C
radians
D
radians
10
Which expression is equal to –1?
A
cot
B
sin
C
sin
D
tanDid you find these answers helpful?
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