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?

New Resources

Discover Resources

Discover Topics