/cos • /sin • Always • Arccosine • Arcsine • Arctangent • Between • Circle • Circumference • Cos • Cosine • Cotangent • Curve • Definition • Derivative • Distance • Does • Equal • Equation • Exist • Function • Geometry • Half • Have • Inverse • Legs • Length • Less • Line • Never • One • Parallel • Period • Perpendicular • Points • Radius • Reciprocal • Relationship • Same • Sec • Secant • Segment • Sine • Than • Thing • Touches • Triangle • Trigonometry • Two • While