Unit Circle

crying cause i can’ remember the uni circle for the life of me.

0*

0π, (1,0)

0π

0*, (1,0)

(1,0)

0*, 0π

30*

π/6, (√3/2, ½ )

π/6

(√3/2, ½ ), 30*

(√3/2, ½ )

30*, π/6

45*

π/4, (√2/2, √2/2)

π/4

45*, (√2/2, √2/2)

(√2/2, √2/2)

45*, π/4

60*

π/3, (1/2, √3/2)

π/3

60*, (1/2, √3/2)

(1/2, √3/2)

π/3, 60*

90*

π/2, (0,1)

π/2

90*, (0,1)

(0,1)

90*, π/2

sinθ = (x,y)

= y

cosθ = (x,y)

= x

tanθ = ?

y/x