Coterminal, Reference Angles and Conversion
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
FREE Resource
Student preview
16 questions
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1.
FLASHCARD QUESTION
Front
What is a coterminal angle?
Back
Coterminal angles are angles that share the same terminal side when drawn in standard position. They can be found by adding or subtracting multiples of 360 degrees (or 2π radians).
2.
FLASHCARD QUESTION
Front
Find a coterminal angle to 200 degrees.
Back
-520 degrees.
3.
FLASHCARD QUESTION
Front
What is the reference angle for an angle in standard position?
Back
The reference angle is the acute angle formed by the terminal side of the angle and the x-axis. It is always positive and less than 90 degrees.
4.
FLASHCARD QUESTION
Front
What is the relationship between an angle and its reference angle?
Back
They add up to 180 degrees.
5.
FLASHCARD QUESTION
Front
Convert 180 degrees to radians.
Back
radians.
Tags
CCSS.HSF.TF.A.1
6.
FLASHCARD QUESTION
Front
Convert radians to degrees.
Back
18 degrees.
Tags
CCSS.HSF.TF.A.1
7.
FLASHCARD QUESTION
Front
What is the formula to convert degrees to radians?
Back
Multiply the degree measure by .
Tags
CCSS.HSF.TF.A.1
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