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.