Wolfram Demonstrations Project

13,000+ Open Interactive Demonstrations
Powered by Notebook Technology »

Triangles in the Coordinate Plane

Initializing live version
Download to Desktop

Requires a Wolfram Notebook System

Interact on desktop, mobile and cloud with the free Wolfram Player or other Wolfram Language products.

This Demonstration allows you to manipulate the endpoints of a triangle in a Cartesian coordinate system and finds the perimeter and area of the triangle. The perimeter is found by summing the distances between the endpoints of successive sides and the area is found using Heron's formula.

Contributed by: Ed Zaborowski and Kris Climer (March 2011)
Open content licensed under CC BY-NC-SA

Snapshots

Details

Heron's formula: If , , and are the side lengths of the triangle, define , the semiperimeter of the triangle. Then the area is given by .

Embed Code

Take advantage of the Wolfram Notebook Emebedder for the recommended user experience.

Related Demonstrations More by Author
Browse all topics
Feedback (field required)
Email (field required) Name
Occupation Organization
Note: Your message & contact information may be shared with the author of any specific Demonstration for which you give feedback.
Send