The area of a trapezoid is equal to the height, multiplied by the average of the two widths.
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Work out each figure separately then add them together: Area of a trapezoid = 0.5*(sum of parallel bases)*height Area of a rectangle = length*height
the length of a rectangle is 4 centimeters less than three times the width. the perimetreris 64 centimeters. find the width and length.
I am in the same perdicament as you on this one. I found that one side is 18 and the other is 15, but I'm unable to find the algabraeic expression for it.
6w * w =54w=3L= 6*3=18
1 cm means 3 feet and so 8 times 3 = 24 feet