Unit Circle

Question 1

What does the y-cor and x-cor represent?

Answer 1

y-cor = sin theta
x-cor = cos theta

Question 2

sin of 0, 30, 45, 60, 90

Answer 2

0, 1/2, root 2 / 2, root 3 / 2, 1

Question 3

cos of 0, 30, 45, 60, 90

Answer 3

1, root 3 / 2, root 2 / 2, 1/2, 0

Question 4

0 degrees coordinate

Answer 4

(1, 0)

Question 5

30 degrees coordinates

Answer 5

( root 3 / 2, 1/2)

Question 6

45 degrees coordinates

Answer 6

( root 2/2, root 2/2)

Question 7

60 degrees coordinates

Answer 7

(1/2, root 3/2)

Question 8

90 degrees coordinates

Answer 8

(0, 1)

Question 9

Tangent for 0, 30, 45, 60, and 90 degrees

Answer 9

0, root 3 over 3, 1, root 3, undefined