Unit Circle Flashcards
1
Q
What is the coordinate of 0° or 2π?
A
(1,0)
2
Q
What is the coordinate of 30° or π/6?
A
(root3/2, 1/2)
3
Q
What is the coordinate of 45° or π/4?
A
(root2/2, root2/2)
4
Q
What is the coordinate of 60° or π/3?
A
(1/2, root3/2)
5
Q
What is the coordinate of 90° or π/2?
A
(0,1)
6
Q
What is the coordinate of 120° or 2π/3?
A
(-1/2, root3/2)
7
Q
What is the coordinate of 135° or 3π/4?
A
(-root2/2, root2/2)
