# How many dusters, each 16 cm square can be cut from material 84 cm long, 36 cm wide? What area remai

Feb 3rd, 2012
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How many dusters, each 16 cm square can be cut from material 84 cm long, 36 cm wide? What area remains over?

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Question #44041 Math GeometryThe perimeter of an isosceles triangle is 42 cm. It's base is 2/3 times the sum of equal sides.Find the length of each side and the area of the triangle.Solution:BxAHC2433Let is the length of equal sides( = = ), then = 2 =is the length of a base.The perimeter of an isosceles triangle is: = + + = 2 +43Given = 42.2 +4= 42310= 423 = = = . =4 4 12.6==

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