## GeoGebra applets, lessons, and resources.

Given: Triangle with sides **a** and **b** and hypotenuse** ***c* and three squares containing *a*, *b* and *c*.

**Questions**
- What are the areas of the green square and the red square?
- Move slider
*p* to the extreme right. What types of quadrilaterals were formed from the two squares?
- What can you say about the areas of squares in Question 1 and the areas of quadrilaterals in Question 2?
- Move slider
*q *to the extreme right. What type of quadrilaterals were formed?
- What can you say about the quadrilaterals formed in Question 1 and the quadrilaterals in Question 4?
- Move slider
*r* to the right. What do you observe?
- What can you say about the areas of the red square, green square, and the area of square containing
**c**?
- In terms of
*a*, *b*, and *c*, what equation can be formed relating the areas of the three squares?