# Free Geometry Help

Need some geometry help? We have more than thirty excellent geometry lessons here, broken up in general topics. Make sure to browse all of the topics to find what you need, or search by keyword.

## Graphing Lines

- Asymptotes
- Domain and Range
- Finding Asymptotes
- Finding Horizontal Asymptotes
- Point Slope Form
- Slope Intercept Form
- Slope of a Line
- X-Y Axis
- Graphing a Parabola

## Shapes

- Triangles
- 30-60-90 Right Triangle
- Parallelograms
- Trapezoids
- Special Parallelograms
- Congruent Triangles
- Isosceles Triangles
- Polygons

## Angles, Lines, and Points

- Distance Formula
- World of Angles
- Special Angles
- Parallel Lines
- Length of a Line Segment
- Sum of the Angles of a Triangle
- Exterior Angles of a Triangle
- Interior Angles of a Polygon
- Triangle Inequalities
- Midpoint Formula

## More Lessons

## Formulas

## Other Stuff

## Lessons from Other Sites:

- Areas, Volumes, Surface Areas
- Circumference of a Circle
- Classifying Angles
- Conic Sections/Circles
- Interior Angles of Regular Polygons
- Polygon Basics
- Pythagorean Theorem
- Three-Dimensional Figures

## Recent Geometry Questions

Some radian cutting circles in parts question, please help! *Monday March 18, 2019*

Need help with solving a parallelogram for a side *Monday March 18, 2019*

Triangles and Polygon measurements *Sunday March 17, 2019*

IB Maths-teacher took a long time to try to solve it *Sunday March 17, 2019*

Need help on this trigonometry question *Sunday March 17, 2019*

Basic geometry :l ( every mark counts ) :l *Friday March 15, 2019*

Trigonometric equation *Thursday March 14, 2019*

Trigonometric equation *Wednesday March 13, 2019*

Parallelogram ABCD *Wednesday March 13, 2019*

Rectangle MATH - Finding the value of MT *Wednesday March 13, 2019*