Unit Circle Flashcards
1
Q
What does the y-cor and x-cor represent?
A
y-cor = sin theta
x-cor = cos theta
2
Q
sin of 0, 30, 45, 60, 90
A
0, 1/2, root 2 / 2, root 3 / 2, 1
3
Q
cos of 0, 30, 45, 60, 90
A
1, root 3 / 2, root 2 / 2, 1/2, 0
4
Q
0 degrees coordinate
A
(1, 0)
5
Q
30 degrees coordinates
A
( root 3 / 2, 1/2)
6
Q
45 degrees coordinates
A
( root 2/2, root 2/2)
7
Q
60 degrees coordinates
A
(1/2, root 3/2)
8
Q
90 degrees coordinates
A
(0, 1)
9
Q
Tangent for 0, 30, 45, 60, and 90 degrees
A
0, root 3 over 3, 1, root 3, undefined
