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Quantitative Aptitude

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Mensuration

Question
17 out of 35
 

Also the breadth of the rectangle is half of its length. Also the length of the rectangle is equal to the radius of a circle of area 154 sq. cms. What is the perimeter of the rectangle?



A 105 cms
B 42 cm
C 22 cm
D 20.5
E None of these

Ans. E

length of rectangle

breadth = 7 / 2 = 3.5

Perimeter = 2 (3.5 + 7) = 21 cm

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