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7. If each side of a square is increased by 50%, the ratio ofthe area of the resulting square to that of the given squareis : |
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Answer» Answer: your answer is 4:9 Step-by-step explanation: answr search What would you like to ask? Maths If each of the side of a square is increased by 50%, the ratio of the area of the resulting square to that of the given square is: OPEN in answr app Correct OPTION is C 4:9 Let the side length of square be x initially. Now on increasing it by 50 % we get, NEW side length =x+x× 100 50
=x+ 2 x
= 2 3
x So, the initial area was x 2 and the FINAL area will be, ( 2 3
x) 2
= 4 9
x 2 So, the ratio, initial : final =x 2 : 49 x 2=4:9 |
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