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Mathematics 8 Online
OpenStudy (anonymous):

You are going to fence an area that is in the shape of a right triangle. The two legs measure 7.8 m and 5.78 m. Estimate the meters of fencing you will need for the longest side, using whole meters and square root.

OpenStudy (anonymous):

7.8^2 + 5.78^2 = 94.2484 sqrt of 94.2484 is 9.708161515 9.71+7.8+5.78 is approximately 23.29m^2

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