What Is Unit Circle Trigonometry?

Explanations 3

• A Unit Circle is exactly what it sounds like: a circle with radius 111 unit. It is located at the origin, the intersection of the x and y axis: You may be wondering what is the …

  By Daniel Liu, Rajiv Movva, Victor Wang

• The Unit Circle So far we have only defined the trig functions on angles that are positive and strictly less than 909090 degrees. If you 'played' with your calculator you will n…

  By Yan Yau Cheng, Alex Federspiel

• Hi guys, I'm back. So it's high time for some algebra and trig :D Okay, let's look at the equation of the unit circle: x2+y2=1.x^2 + y^2 = 1.x2+y2=1. Now, forget that we were ev…

  By Freya Edholm, Moor Xu