The diameter of a circular placemat is 42 centimeters. What is the approximate area of the circular placemat?

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

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