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2 October, 02:58

A rectangle is formed by two congruent right triangles. The area of each triangle is 6 in2. If each side of the rectangle is a whole number of inches, which of these could not be its perimeter? a. 26 inches c. 24 inches b. 16 inches d. 14 inches

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  1. 2 October, 03:43
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    Area of the rectangle is 2*6=12 in^2

    12 could be = 1*12 or 2*6 or 3*4

    P could be 2 * (1+12) = 2*13=26

    2 * (2+6) = 2*8=16

    2 * (3+4) = 2*7=14

    the answer is 24 in (c)
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