Originally Posted by

**Kasper** A basic skim of topics to have a firm grasp on before you start pre-calc would be;

Geometry;

-Points and Lines

-Similar Triangles

-Pythagoras' Theorem

-Perimeters, areas, and volumes of geometric figures.

Algebra;

-The Real Line

-Elementary arithmetic

-Arithmetic between algebraic expresssions.

-Factoring

-Distributive law, factoring polynomials.

-Completing the square

-Quadratic Formula

-Exponents

-Radicals and Rationalization

Trigonometry;

-Radian measure

-Trigonometric functions and inverse trig functions

-Graphs of trig functions

-Common values between trig functions

-Trig Identities

-Sine and Cosine laws.