CW-Quadrantal Angles
Flashcard
•
Mathematics
•
10th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
15 questions
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1.
FLASHCARD QUESTION
Front
What are quadrantal angles?
Back
Quadrantal angles are angles that are multiples of 90 degrees (or \(\frac{\pi}{2}\) radians) and lie on the axes of the coordinate plane. They include 0°, 90°, 180°, 270°, and 360°.
2.
FLASHCARD QUESTION
Front
What is the value of \(\sin 0°\)?
Back
The value of \(\sin 0°\) is 0.
3.
FLASHCARD QUESTION
Front
What is the value of \(\cos 90°\)?
Back
The value of \(\cos 90°\) is 0.
4.
FLASHCARD QUESTION
Front
What is the value of \(\tan 0°\)?
Back
The value of \(\tan 0°\) is 0.
5.
FLASHCARD QUESTION
Front
What is the value of \(\sin 180°\)?
Back
The value of \(\sin 180°\) is 0.
6.
FLASHCARD QUESTION
Front
What is the value of \(\cos 0°\)?
Back
The value of \(\cos 0°\) is 1.
7.
FLASHCARD QUESTION
Front
What is the value of \(\tan 90°\)?
Back
The value of \(\tan 90°\) is undefined.
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