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math 9th grade

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the perimeter of a rectangle is 56 inches> the width of the rectangle is three-fourth of the length. Find the length of the diagonal of the rectangle.

please help me!!!

  • math 9th grade -

    the perimeter of a rectangle is 56 inches the width of the rectangle is three-fourth of the length. Find the length of the diagonal of the rectangle.

    please help me!!!

  • math 9th grade -

    multiplying a number by x yields the same result as divinding the number by .125. what is tge vaule of it.

  • math 9th grade -

    What are the examples for the six parent functions?

  • math 9th grade -

    LET LENGTH'l' be x
    breadth 'b'=3x/4
    perimetre=2(l+b)
    56=2(x+3x/4)
    28=7x/4
    x=16
    l=16,b=12
    from pythogaras theorem
    d2=b2+h2
    d2=256+144
    d2=400
    d=20 (square root of 400=20)

  • math 9th grade -

    the length of a rectangle is 100 inches more than the width. if the perimeter of the rectangle is 1320 inches find the demensions

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