Trigonometry

In the first quadrant, which of the following occurs?

• sin , cos and tan is positive

• sin, cos and tan is negative

• sin and cos is positive

• cos and tan is negative

In the second quadrant which of the following is true?

• sin is negative

• sin is positive

• cos is negative

• tan is positive

In the third quadrant, sin is negative, ___________ and ________.

• tan is negative

• tan is positive

• cos is negative

• cos is positive

In the 4th quadrant which of the following is positive?

• cos

• sin

• tan

• none

The first quadrant has a degree range of

• more than 90 , less than 180

• more than 0 , less than 90

• more than 180 less than 270

• more than 270, less than 360

An angle that is more than 180 and less than 270 lies in the

• 1st Quadrant

• 2nd Quadrant

• 3rd Quadrant

• 4th Quadrant

If  $\cos\ x\ =k$  where k < 0 , then the solutions for x lie in the 

• 1st quad 

• 2nd quad 

• 3rd quad 

• 4th quad 

The solutions for theta with a given range as  $0\le\theta\le2\pi$  mean that the angles are to be in ______.

• degrees

• radians

180 degrees when converted to radians is

• $\frac{\pi}{2}$

• $\frac{\pi}{4}$

• $\pi$

• $2\pi$

 $\frac{\pi}{2}$  is equivalent to 

• 180 degrees

• 90 degrees 

• 45 degrees 

• 270 degrees