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Algebraic Expressions
Algebraic Expressions
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Evaluating Formulas by Substitution Examples Page 1

Example 1

Sara has a clock with a circular face. She wants to glue a ribbon around the outer edge of the face of the clock. 

Heaven knows why she thinks this will look good. It would be enough to make Martha Stewart have a conniption fit. Ah, well. To each her own.

If the face of the clock has a radius of 5 inches, how much ribbon will Sara need to complete her aesthetic disaster?

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