ट्रिगोनोमेट्री उदाहरण

चतुर्थांश ज्ञात कीजिये (0,-2)
चरण 1
Since the y-coordinate is negative and the x-coordinate is , the point is located on y-axis between the third and fourth quadrants. The quadrants are labeled in counter-clockwise order, starting in the upper-right.
चतुर्थांश और के बीच
चरण 2