The area of a circle can be visualised by dividing the circle into equal sectors which forms a .
A
rectangle
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B
square
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C
cone
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D
prism
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Solution
The correct option is A rectangle The rearranged figure can be visualised as a rectangle with base equal to half the circumference of the circle (πr) and the width as the radius (r)
The area of the rectangle is equal to πr×r=πr2 which is the area of the circle