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23 August, 10:28

A ballroom has a square dance floor. The area of the floor is 400 square feet. If the length of each side of the square increased by one foot, would its area be a rational number? Choose each statement that is true about the new dance floor.

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  1. 23 August, 13:34
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    Area = S²+1

    400-1=s²+1-1

    √399=√s²

    S=19.97

    A=399 therefore area is a rational number

    Step-by-step explanation: plus one since it is increased by one foot. Every whole number is a rational number because every whole number can be expressed as a fraction
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