# 09.01.06.00 - Quadrilaterals -- Practice (Geometry)

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Complete the activities on the links below:

Angle Sums -- In this activity you explore the sums of the angles of polygons. Complete the Exploration activity.

Quadrilateral in Space -- In this activity you explore the shapes of parallelograms and rectangles. How can you change these? What remains the same?

Diagonals to Quadrilaterals -- In this activity you learn the relationships between quadrilaterals and the diagonals of the quadrilaterals. Complete the exploration activity.

Properties of Parallelograms -- In this set of activities, you use the theorems relating to parallelograms to observe that if a figure has any of these properties that figure is a parallelogram.

Explore a Parallelogram -- In this activity you change the shape of a parallelogram and observe how the sides and angles change.

Explore a Rectangle -- In this activity you change the shape of a rectangle and observe how the sides and angles change.

Explore a Rhombus -- In this activity you change the shape of a rhombus and observe how the sides and angles change.

Explore as Isosceles Trapezoid -- In this activity you change the shape of an isosceles trapezoid and observe how the sides and angles change.

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