Trig functions

easy..

100

What is sin 60 deg?

rad 3/ 2

200

The reference angle of 325 deg is....

35 deg

300

Which quadrant is the angle A in, if 

cos A > 0 and tan A< 0

4

..still fine...

100

The point ( - rad3/2, 1/2) is on the unit circle .

Find sin a...

1/2

200

Find the exact value of sin150 deg without calculator.

 1/2

300

Find a reference angle of  -7 pi/6

pi/6

...got it...

100

Find a reference angle of - 465 deg...

75 deg

200

Find tan A, if cos A =  3/4, and sinA < 0.

Quadrant 4, tan neg, 

Answer : - rad11/ 3

300

Point P( -5/13, -12/13)  is on the unit circle. Find tanA.

12/5