एक वृत्त पर (11) बिंदु हैं। इनसे कितने चतुर्भुज बनाए जा सकते हैं?
There are (11) points on a circle. How many quadrilaterals can be formed from them?
Explanation opens after your attempt
C. (330)
Concept
Any (4) points on the circle form a quadrilateral. Hence the number is \(^{11}C_{4}=330\).
Why this answer is correct
The correct answer is C. (330). Any (4) points on the circle form a quadrilateral. Hence the number is \(^{11}C_{4}=330\).
Exam Tip
वृत्त पर कोई भी (4) बिंदु एक चतुर्भुज बनाते हैं। इसलिए संख्या \(^{11}C_{4}=330\)।
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