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To which subsets of real numbers does the number -22 belong? Choose all subsets that apply. (2 points)

whole numbers
rational numbers*
integers*
irrational numbers
natural numbers

A square football field has an area of 479 ft^2. What is the approximate length of the side field? Give your answer to the nearest foot. Explain your response.

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6 answers

  1. Your answers are right.

    https://www.google.com/search?q=square+root+479

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  2. Why would you square root it?

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  3. Since the field is square, each side must be the square root of the area.

    The area is found by multiplying the length times the width. 22 * 22 = 484

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  4. Ok thank you!

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  5. You're welcome.

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  6. thx

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