Summative Assessment

1) What is the reference angle for an angle of 210 degrees?

2) What is the exact value of cos 135 degrees?

3) Find the x value: If sin(x) = -1/2, find x in the range 0° to 360°?

4) For what value of x is tan (x) undefined in the range 0° to 360°?

5) Evaluate without using a calculator by using ratios in a reference triangle: Find sec 120 degrees

6) Evaluate without using a calculator by using ratios in a reference triangle: Find cot 315 degrees

7) Use an algebraic method to find the rectangular coordinates of the point with given polar coordinates (2, 60 degrees)

8) Use an algebraic method to find the polar coordinates of the point with given rectangular coordinates (-2,0)

9) In a 45-45-90 special right triangle, one of the legs is 8. What is the value of the hypotenuse?

10) In a 30-60-90 special right triangle, the hypotenuse has a value of 10. Find the values of the other 2 sides.