Math Clip Art--Composite Figures--Simple Composite Shapes: 10

Topic

Geometry Concepts

Description

This image depicts a composite shape made up of a rectangle, a parallelogram, and two congruent right triangles. This configuration is often used in architectural designs and various structural layouts.

To calculate the total area of this composite figure, we would add the area of the rectangle (l * w), the area of the parallelogram (bh), and the areas of the two right triangles (½bh for each). The perimeter would involve summing the lengths of all outer sides, excluding any shared edges.

This figure provides an excellent opportunity to discuss the properties of rectangles, parallelograms, and triangles, including parallel sides and angles. It also demonstrates how combining these shapes can create more complex and functional designs.

Teacher's Script: "Examine this composite shape. How would you approach calculating its total area and perimeter? What properties of rectangles, parallelograms, and triangles can you identify in this figure? Can you think of any real-world applications where a shape like this might be useful, perhaps in architecture or engineering?"

For a complete collection of math clip art related to Geometry click on this link: Math Clip Art: Geometry Concepts Collection.