How to find the inverse of a function algebraically
How to tell if two variables vary directly.
How to prove that an angle inscribed in a semicircle is a right angle; how to solve for arcs and angles formed by a chord drawn to a point of tangency.
Short, helpful video on ACT Geometry by top ACT prep instructor, Devorah. Videos are produced by leading online education provider, Brightstorm.
How to identify the graph of a stretched cosine curve.
How to solve and graph absolute value inequalities with x and y.
How to determine whether a function f(x) is continuous everywhere on its domain.
How to show that a function is discontinuous at a point x=a because it is not defined there.
How to quickly find the limit of a rational function as x goes to infinity.
The description of sex chromosomes.
How to evaluate a polynomial in function notation.
How to determine what form an equation is written in.
How to calculate the measure of an inscribed angle.
How to define a secant; how to find the length of various secants in circles.
How to derive the formula to calculate the area of a sector in a circle.
How to determine if two triangles in a circle are similar and how to prove that three similar triangles exist in a right triangle with an altitude.
How to graph y = tan(q) for one or more periods.
How to talk about the rectangular coordinate system.