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
Graph of Slopes of Tangent Lines
အခြေခံ data အခေါ်အဝေါ်များ
Rolling a Square
Other Variations of Cosine
Circumference of a unit circle
Discover Resources
Example 3
Example 2
Scatter plot
Problem 1 fixed - Transformation Sequences
Vector & Cartesian equation of a line (2D)
Discover Topics
Pyramid
Secant Line or Secant
Definite Integral
Combinatorics
Stochastic Process or Random Process