What does the cosine of an angle represent on the unit circle?
How to Graph an Angle in Terms of PI

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Mathematics
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11th Grade - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The angle in degrees
The radius of the circle
The x-coordinate of the point
The y-coordinate of the point
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the angle 7π/8 visualized on the unit circle?
As a full circle
As seven-eighths of a half-circle
As a quarter of a circle
As a straight line
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which quadrant does the angle 7π/8 lie?
Fourth quadrant
Second quadrant
First quadrant
Third quadrant
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sign of the x-coordinate for the angle 7π/8?
Zero
Negative
Undefined
Positive
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the x-coordinate negative for the angle 7π/8?
Because it is in the third quadrant
Because it is in the second quadrant
Because it is in the first quadrant
Because it is in the fourth quadrant
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