Unit Test — Unit test Answers
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Which is the graph of y = cos(x) + 3?
A
On a coordinate plane, a cosine curve has a maximum of 3 and a minimum of negative 3.
B
On a coordinate plane, a cosine curve has a maximum of 4 and a minimum of negative 2.
C
On a coordinate plane, a cosine curve has a maximum of negative 2 and a minimum of negative 4.
D
On a coordinate plane, a cosine curve has a maximum of 6 and a minimum of negative 0.
22
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Which of the following best explains the value of on the unit circle below?
A
The length opposite the angle is the vertical distance from the x-axis on the graph.
B
The length adjacent to the angle is the vertical distance from the x-axis on the graph.
C
The length opposite the angle is the horizontal distance from the y-axis on the graph.
D
The length adjacent to the angle is the horizontal distance from the y-axis on the graph.
23
The length of one leg of an isosceles right triangle is 3 ft. What is the perimeter of the triangle?
A
ft
B
ft
C
ft
D
ft
24
How does the graph of y = sec(x + 3) – 7 compare with the graph of y = sec(x)?
A
It is the graph of y = sec(x) shifted 3 units right and 7 units up.B
It is the graph of y = sec(x) shifted 3 units left and 7 units up.C
It is the graph of y = sec(x) shifted 3 units left and 7 units down.D
It is the graph of y = sec(x) shifted 3 units right and 7 units down.25
In a right triangle, angle A measures 20°. The side opposite angle A is 10 centimeters long. Approximately how long is the hypotenuse of the triangle?
A
3.4 centimetersB
10.6 centimetersC
27.5 centimetersD
29.2 centimetersDid you find these answers helpful?
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