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Web Results

en.wikipedia.org/wiki/Perpendicular

In elementary geometry, the property of being

www.khanacademy.org/math/basic-geo/basic-geo-angles/basic-geo-angle-relationships/v/identifying-parallel-and-perpendicular-lines

If

www.mathsisfun.com/definitions/perpendicular-lines.html

www.ask.com/youtube?q=Can You Explain Perpendicular?&v=VVvErpLG2EQ

Oct 31, 2007 ... In this lesson, students learn the definition of perpendicular lines and use ... @
starblinky she talks like that so you don't get lost or you can ...

www.montereyinstitute.org/courses/Algebra1/COURSE_TEXT_RESOURCE/U04_L2_T2_text_final.html

www.purplemath.com/modules/slope2.htm

Demonstrates

quatr.us/math/geometry/perpendicular.htm

May 6, 2016

www.homeschoolmath.net/teaching/g/parallel_and_perpendicular.php

The lesson also includes a video where I show

www.icoachmath.com/math_dictionary/parallel_and_perpendicular_lines.html

Also answering questions like, what is an parallel and

www.dictionary.com/browse/perpendicular

More Info

www.mathsisfun.com

(The little box drawn in the corner, means "at right

www.mathopenref.com

study.com

If