Q15: Evaluate the six trigonometric functions (the unit circle).

a) t= 5/3 corresponds to the point (x, y) = (1/2, - 3/2)

Q16: Evaluate the six trigonometric functions (of any angle).

The point (215 , 14) lies on the terminal side of an angle in standard position.

Q17: Use the given function values and trigonometric identities (including the cofunction identities), to find the indicated trigonometric function.

a) Given:

sin30 = 1

tan30=3 /23

Find:

csc 30 =

cos 30 =

b) Given:

sec=5

tan=26

Find:

cos =

cot =