File:Slopes and orthogonality.svg

Original file(SVG file, nominally 149 × 129 pixels, file size: 26 KB)

Captions

Captions

Proof that slopes obeying <math>m-1m_2=-1</math> imply perpendicular lines

Summary edit

Description
English: The two triangles are similar (but not congruent) because the angles are the same. For line 1, the "run" is negative, as shown. Setting the ratios equal yields Therefore
Date
Source Own work
Author Guy vandegrift

Licensing edit

I, the copyright holder of this work, hereby publish it under the following license:
Creative Commons CC-Zero This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication.
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current01:34, 29 January 2024Thumbnail for version as of 01:34, 29 January 2024149 × 129 (26 KB)Guy vandegrift (talk | contribs)fixed arrows
22:15, 28 January 2024Thumbnail for version as of 22:15, 28 January 2024149 × 129 (21 KB)Guy vandegrift (talk | contribs)Uploaded own work with UploadWizard

There are no pages that use this file.

File usage on other wikis

The following other wikis use this file:

Metadata