Triangle Geometry Widget

Learn about Triangle Geometry

A triangle is a 2-dimensional shape with three sides and three angles. A triangle has some important dimensions: the length of the base and the height. It also has an area, which is the amount of space contained by a triangle.

About This Widget

This widget allows you to find the length of the base, height and area of a triangle. Draw a triangle by:

Clicking on the canvas, or
Entering both the base and height.

Base:

Height:

Area:

= ¹⁄₂ × base × height

You might also like...

geometry widget for circle geometry the different types of triangle (game)the 3 main types of angle (game)

next up:

mean from frequency table

Find More

Find what you want by:

Using the search page.
Browsing our glossary of terms.
Using the site map on our home page.