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JEE MAIN 2026 Crash Course
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चार समान अधितम आकार की वृत्ताकार प्लेटों को एक वर्गाकार कागज की शीट जिसका क्षेत्रफल 784 वर्गमीटर है से काटा गया है। प्रत्येक प्लेट की परिधि क्या है?
A. 22 cm
B. 44 cm
C. 66 cm
D. 88 cm

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Correct Answer - B
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वर्गाकार कागज की भुजा `=sqrt(784)`
`=28cm`
प्रत्येक वृत्त की त्रिज्या
`28/4=7cm`
`:.` प्राकृतिक वृत्ताकार टुकड़े की परिधि `=2pir`
`=2xx 22/7xx7=44cm`

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