### All SAT II Math II Resources

## Example Questions

### Example Question #1 : Radians And The Unit Circle

The degree angle can be expressed as what in radians?

**Possible Answers:**

**Correct answer:**

Explanation:

In order to convert degrees to radians, we will need to know the conversion factor.

Set up a dimensional analysis to solve.

The answer is:

### Example Question #1 : Radians And The Unit Circle

Which of the following angles belong in the fourth quadrant?

**Possible Answers:**

**Correct answer:**

Explanation:

The fourth quadrant is in the positive x-axis and negative y-axis.

The angle ranges are:

The only possible answer is:

### Example Question #1 : Radians And The Unit Circle

What degree measure is equivalent to ?

**Possible Answers:**

**Correct answer:**

Explanation:

Every pi radians is equal to 180 degrees.

Replace the pi term with 180 degrees and multiply.

The answer is:

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