Geometry Review – Concepts and Formulas
You may need a geometry review since geometry is included on many college placement exams.
Our PDF Downloads are specificallt tailored for each exam.
Click on the links below for concept reviews, with illustrations, examples, and explanations.
Plane Geometry
Plane geometry includes two-dimensional shapes like triangles and circles.
Area of a Circle
Circumference of a Circle
Area of a Triangle
Types of Triangles
Area of a Square
Perimeter of a Square
Polygons
Coordinate Geometry
Coordinate geometry deals with lines in the coordinate x-y plane.
What is Slope?
Solving Linear Equations
Point-Slope Formula
Slope-Intercept Form