area and perimeter of composite figures

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Powerpoint lesson on area and perimeter of composite figures.

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Perimeter and Area of Composite Figures

Shield-Me-Up!30-second challengeDesign a shield using the following shapes only.You may overlap and repeat shapes.00010203040506070809101112131415161718192021222324252627282930Perimeter and Area of Composite FiguresWhat is a Perimeter?

The distance around a given shape.

Recall:What is an Area?

The amount of space in a given shape.Recall:What is a Composite Figure?

Afigurethat consists of two or more shapes.Recall:Perimeterof a closed figure= sum of the sidesAreaCircumference= x Diameterof a circleExample 1.Find the perimeter and area.10 cm6 cm4 cm12 cmExample 2.Find the perimeter and area.3 cm2 cm5 cm6 cmPair-Work Exercise.Grab a partner and study each shape together. On a whole sheet of paper, re-draw each figure as individual shapes. Then, find the perimeter and area.

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