(10) बिंदुओं में से कोई (3) एक सीध में नहीं हैं। उनसे कितने वृत्त निर्धारित होंगे?
There are (10) points, no (3) of which are collinear. How many circles will be determined?
Explanation opens after your attempt
Correct Answer
C. (120)
Concept
A circle is determined by (3) points. Thus \(\binom{10}{3}=120\).
Why this answer is correct
The correct answer is C. (120). A circle is determined by (3) points. Thus \(\binom{10}{3}=120\).
Exam Tip
एक वृत्त (3) बिंदुओं से निर्धारित होता है। अतः \(\binom{10}{3}=120\) होगा।
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