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11 February, 11:43

Do the side lengths 5 inches, 7inches, and 9 inches in form of a right triangle

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  1. 11 February, 12:00
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    use pythagorean theorem

    a^2 + b^2 = c^2 to check

    5^2 + 7^2 = 9^2

    25 + 49 = 81

    74 does not = 81 so it is not a right triangle
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