again a wrong anwer (Question: 251475.0 )

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RAVI KUMAR

· started a discussion

· 1 Months ago

again a wrong anwer (Question: 251475.0 )

how is the answer square root of 137...
pls explain all the answers.....
i have purchased a test series as well ....
usme bhi answers explain nai kiye hue hai ...
sirf paise khaane se matlab hai kya ...
why dont you guys explain the answers .........????????????????????????????????????????????????????????/

Question:

The area of an isosceles trapezium is 176 ${c m}^{2}$ and height is $\cfrac{2}{11}$ th of the sum of its parallel sides. If the ratio of the length of the parallel sides be 4 : 7, then the length of the diagonal is –

Options:

$\sqrt{168}$ ${c m}^{2}$

$\sqrt[2]{147}$ ${c m}^{2}$

$\sqrt{137}$ ${c m}^{2}$

$\sqrt[2]{137}$ ${c m}^{2}$

Solution:

Ans: (d)

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again a wrong anwer (Question: 251475.0 )

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