math 9th grade
posted by Paula .
the perimeter of a rectangle is 56 inches> the width of the rectangle is threefourth of the length. Find the length of the diagonal of the rectangle.
please help me!!!

the perimeter of a rectangle is 56 inches the width of the rectangle is threefourth of the length. Find the length of the diagonal of the rectangle.
please help me!!! 
multiplying a number by x yields the same result as divinding the number by .125. what is tge vaule of it.

What are the examples for the six parent functions?

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) 
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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