Applet for area of trapezoid

You can use the following applet to help your students discover the area of trapezoid. The only prerequisite knowledge is area of a parallelogram which is base x height. You can give the applet to your students to explore and ask them to find an expression (formula) for the area of trapezoids.

This material may be downloaded upon sending a request e-mail to jacq.agimat@gmail.com.

Erlina Ronda

I love to develop mathematical tasks and activities that involve basic mathematics concepts but have the potential to engage both teachers and students in higher level thinking. I am particularly interested in students’ learning trajectories of big ideas in number, algebra, geometry, and in the use of GeoGebra in learning mathematics. More. Email: linesronda@gmail.com

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About Erlina Ronda 23 Articles
I love to develop mathematical tasks and activities that involve basic mathematics concepts but have the potential to engage both teachers and students in higher level thinking. I am particularly interested in students’ learning trajectories of big ideas in number, algebra, geometry, and in the use of GeoGebra in learning mathematics. More. Email: linesronda@gmail.com

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