The purpose of today's activity is to construct a parallelogram in Geogebra that retains its properties after manipulation.
What are the most important properties of parallelograms?
Use the applet below to create a parallelogram.
Manipulate the construction below. Is the shape a true parallelogram or just pretending?
Is the shape above always a paralellogram?
What are the most important properties of rectangles?
Use the applet below to create a rectangle.
Manipulate the construction below. Is the shape a true rectangle or just pretending?
Is the shape above always a rectangle?
Use the applet below to create a rhombus. (Hint: A rhombus is a parallelogram whose 4 sides are all equal length.