December 03, 2009

17. A fridge magnet has an area of 54 mm2. Is 54 a perfect square? Use prime factorization to find the answer.

December 03, 2009

19. The gym teacher told the students to run twice around the perimeter of the school field. The area of the square field is 28 900 m2. What distance did the students run?

December 03, 2009

20.

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21.

December 03, 2009

Estimating Square Roots

December 03, 2009

December 03, 2009

December 03, 2009

December 03, 2009

December 03, 2009