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किसी वर्ग का विकर्ण `12sqrt(2)cm` है जिसके अन्दर एक वृत्त स्थित है। इस वृत्त के अन्दर एक समबाहु त्रिभुज स्थित है। त्रिभुज की भुजा ज्ञात करें?
A. `4sqrt(3)` cm
B. `8sqrt(3)` cm
C. `6 sqrt(3)` cm
D. `11 sqrt(3)` cm

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Correct Answer - C
वृत्‍त का व्‍यास
`=("Diagonal")/(sqrt(2))=(12sqrt(2))/(sqrt(2))=12cm`
Radius of circle `=12/2=6cm`
Radius of circumcircle of equilateral `Delta`
`=a/(sqrt(3))`
`implies a=` Radius `xxsqrt(3)=6sqrt(3)cm`

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