what is the area of the composite figure at the side of 4 cm, 2cm,11cm, 9cm side?
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•The distance around a circle is known as its circumference.•The ratio of circumference and diameter of a circle is a constant andis denoted by π (pi).•Approximate value of π is taken as 227 or 3.14•Circumference of a circle of radius r is 2πr,•Area of a circle of radius r is πr2
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