The length of a rectangle is three times of its breath if the perimetre is 96 cm. Find the diametre of the rectangle.
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Let the breadth of the recntagle be x.
3x -> Length
Perimeter = 3x + 3x + x + x = 8x
8x = 96cm
x = 96/8 = 12cm (Breadth)
Length = 12cm x 3 = 36cm
Diameter = =
=
= 37.947331922... (Round off if needed.)
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