Unit 4: Circles and Area

Area of a Circle = π × r × r . and r = radius. Area = π r 2 * Since its area the units are still squared. Examples: 1. Find the area of each circle. Round answers to the nearest tenth…one decimal place. a). Area = π × r × r. 5 cm b). diameter = Area = π × r × r. 8.4 m radius = ................
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