Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
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
¿Quién llegará más lejos en el mundial?
Viviani's Curve
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Model sferyczny - sześcian-ośmiościan
Angle Addition: Warm Up Exercises
Discover Resources
arcsincos_arccossin
Cone - Related Rates
Rhombuses (or Rhombi)
Example of a Plane through 3 Points
אל הגרפים של הפוקנציות הלוגריתמיות
Quiz 3 #4
Discover Topics
Variance
Indefinite Integral
Differential Calculus
Integral Calculus
Standard Deviation