Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Area of a Trapezoid by Similarity
Author:
John Golden
Topic:
Area
,
Trapezoid
Inspired by Ed Southall's trapezoid musings.
http://solvemymaths.com/2015/03/07/proof-area-of-a-trapezium-trapezoid-us/
In the sketch, it is set up so BC<=AD. Is that an okay assumption to make?
GeoGebra
New Resources
bewijs stelling van Pythagoras
Canvas sizes
Pulsing point
Joke : give a phone number for a math problem !
SetAxesRatio 1-1 and Set dimensions
Discover Resources
Forum_36807_C_Psychrometric chart
SI 2
Opposite Angles
Translations
Properties Of Parallelogram
Discover Topics
Congruence
Differential Equation
Symmetry
Logic
Curve Sketching