Unit Circle Trig

Flashcard
•
Mathematics
•
10th - 12th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of the unit circle?
Back
The unit circle is a circle with a radius of 1 centered at the origin (0,0) in the coordinate plane.
Tags
CCSS.HSF.TF.A.2
2.
FLASHCARD QUESTION
Front
What are the coordinates of the point on the unit circle at 0 degrees?
Back
(1, 0)
Tags
CCSS.HSF.TF.A.2
3.
FLASHCARD QUESTION
Front
What is the value of sin(90 degrees)?
Back
1
Tags
CCSS.HSF.TF.A.2
4.
FLASHCARD QUESTION
Front
What is the value of cos(90 degrees)?
Back
0
Tags
CCSS.HSF.TF.A.2
5.
FLASHCARD QUESTION
Front
What is the value of tan(90 degrees)?
Back
Undefined
Tags
CCSS.HSF.TF.A.2
6.
FLASHCARD QUESTION
Front
What is the relationship between the angles in degrees and radians?
Back
180 degrees is equivalent to π radians.
Tags
CCSS.HSF.TF.A.1
7.
FLASHCARD QUESTION
Front
What is the value of cos(60 degrees)?
Back
1/2
Tags
CCSS.HSF.TF.A.2
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