Unit Circle and Periodic Functions
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard
Thomas White
FREE Resource
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13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of Algebra 2 Chapter 12 Section 6?
Linear equations
Exponential growth
Circular and periodic functions
Quadratic functions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a unit circle?
A circle with a radius of 1 unit centered at the origin
A circle with a diameter of 1 unit
A circle centered at (1,1)
A circle with a radius of 2 units
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where is the center of a unit circle located?
(0,0)
(1,1)
(0,1)
(1,0)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of angles in standard position?
They are irrelevant to trigonometry
They are always 90 degrees
They help determine the coordinates on the unit circle
They are used only in geometry
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the cosine of an angle using the unit circle?
By measuring the angle in radians
By using the x-coordinate of the point where the angle intersects the circle
By using the y-coordinate of the point where the angle intersects the circle
By calculating the tangent of the angle
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do the coordinates on the unit circle represent?
The radius and diameter
The sine and cosine values of an angle
The secant and cosecant values
The tangent and cotangent values
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example given, what are the coordinates used to find sine and cosine?
(√2/2, √2/2)
(-3/5, 4/5)
(0, 1)
(1/2, √3/2)
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