# How do you determine the quadrant in which #(9pi)/8# lies?

##### 2 Answers

Quadrant 3

#### Explanation:

We can see from the drawring that

As its

As

I would visualize its rotation in the unit circle to find out that it is in Quadrant III.

#### Explanation:

Visualize a unit circle:

The angle

Since

This tells me, intuitively, to rotate

Then, since we have

And rotate our angle accordingly:

It seems that our angle lands on Quadrant III.