I was taught the triangle method in high school and never got a good grasp of it. In college, we used the unit circle method. It is so much more intuitive. Memo

I was taught the triangle method in high school and never got a good grasp of it. In college, we used the unit circle method. It is so much more intuitive. Memorizing the unit circle and all the values of sin and cos is so much easier because you just visualize the circle.