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26 September, 12:44

What is the length of a diagonal of a square with a side length of 8?

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  1. 26 September, 12:50
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    Ok, well a square is basically two triangles, right? the 45 degree right triangle. if you consider the rules for a 45 degree right triangle, you get: x, x, 2sqrt (x)

    plugging in 8, you get the diagonal to be 2sqrt (8) or 4sqrt (2)
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