1.

What would be the area of a rectangle whose area is equal to the area of a circle of radius 7 cm ?1). 77 $$cm^2$$2). 154 $$cm^2$$3). 184 $$cm^2$$4). 180 $$cm^2$$

Answer»

Solution

Area of rectangle = Area of circle

= $\PI r^2$ = $\FRAC{22}{7} \TIMES 7^2$

= $22 \times 7$

= $154 cm^2$



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