# Properties of Quadrilaterals

## Parallelogram-Sides and Angles

What do you notice about the angles in a parallelogram? Manipulate the image to see if this remains true.

What do you notice about the sides in a parallelogram. Manipulate the image to see if this remains true.

## Parallelogram-Diagonals

What do you notice about the diagonals in a parallelogram? Manipulate the image to see if this remains true.

## Rectangles-Sides and Angles

What do you notice about the angles in a rectangle? Manipulate the image to see if this stays true.

What do you notice about the sides in a rectangle? Manipulate the image to see if this stays true.

## Rectangle-Diagonals

What do you notice about the diagonals in a rectangle? Manipulate the image to see if this stays true.

## Rhombus-Angles and Sides

What do you notice about the sides in a rhombus? Manipulate the image to see if this stays true.

What do you notice about the angles in a rhombus? Manipulate the image to see if this stays true.

## Rhombus-Diagonals

What do you notice about the diagonals in a rhombus? Manipulate the image to see if this stays true.

## Square-Angles and Sides

What do you notice about the sides in a square? Manipulate the image to see if this stays true.

What do you notice about the angles in a square? Manipulate the image to see if this stays true.

## Square-Diagonals

What do you notice about the diagonals in a square? Manipulate the image to see if this stays true.

## Trapezoid-Sides and Angles

What do you notice about the sides in a trapezoid? Manipulate the image to see if this stays true.

What do you notice about the angles in a trapezoid? Manipulate the image to see if this stays true.

## Trapezoid-Diagonals

What do you notice about the diagonals in a trapezoid? Manipulate the image (move point A) to see if this stays true.

## Isosceles Trapezoid-Angles and Sides

What do you notice about the sides in an isosceles trapezoid? Manipulate the image (move point A) to see if this stays true.

What do you notice about the angles in an isosceles trapezoid? Manipulate the image (move point A) to see if this stays true.

## Isosceles Trapezoid-Diagonals

What do you notice about the diagonals in an isosceles trapezoid? Manipulate the image (move point A) to see if this stays true.