How do you determine the quadrant in which $pi/5$ lies?

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Answer 1 · 2017-10-24T00:49:28

Q1

I would convert to degrees. That helps me a lot more.

We can use the conversion factor $180/pi$ .

$pi/5 = pi/5 * 180/pi = 36˚$

This is clearly in the first quadrant, because $0 < 36 < 90$ .

Hopefully this helps!

How do you determine the quadrant in which pi/5pi/5 lies?