The student will need to be able to closely determine the circumference and area of circles using models. The students should physically model this relationship using manipulatives such as string, square unit tiles and grid paper.
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8.8 Expressions, equations, and relationships. The student applies mathematical process standards to develop geometric relationships with volume. The student is expected to:
(C) use models to determine the approximate formulas for the circumference and area of a circle and connect the models to the actual formulas