How to use inverse trig functions to find angles in right triangles.
How to restrict the domain of sine so it will have an inverse function.
How to restrict the domain of cosine so it will have an inverse function.
How to restrict the domain of tangent so it will have an inverse function.
How to evaluate expressions like tan(sin (4/5))^(-1).
How to use the Pythagorean Theorem to find a missing leg, given the length of the hypotenuse and a leg.
How to identify the graph of a stretched cosine curve.
How to calculate the hypotenuse in a right triangle given the lengths of the legs using the Pythagorean Theorem.
How to find the angle of inclination of a line.
How to solve a simple sine equation: sin (theta) = 1/2.
How to find the vertical asymptotes of secant, cosecant, and cotangent.
How to find the x-intercepts and vertical asymptotes of the graph of y = tan(q).
How to find the length of a leg or hypotenuse in a 45-45-90 triangle using the Pythagorean Theorem.
How to find the legs and hypotenuse in 30-60-90 triangles when given: the short leg, the long leg, or the hypotenuse.
How to describe the unit circle. How to draw the unit circle and label its parts. How to strategize about finding coordinates on the unit circle.