(5) पंक्तियों और (6) स्तंभों वाले छोटे वर्गों के ग्रिड में कुल कितने आयत बनेंगे?

How many rectangles are there in a grid of small squares with (5) rows and (6) columns?

Explanation opens after your attempt
Correct Answer

C. (315)

Step 1

Concept

For a rectangle, choose (2) horizontal lines from (6) and (2) vertical lines from (7). The count is \(^{6}C_{2}\times{}^{7}C_{2}=315\).

Step 2

Why this answer is correct

The correct answer is C. (315). For a rectangle, choose (2) horizontal lines from (6) and (2) vertical lines from (7). The count is \(^{6}C_{2}\times{}^{7}C_{2}=315\).

Step 3

Exam Tip

आयत के लिए (6) क्षैतिज रेखाओं में से (2) और (7) ऊर्ध्व रेखाओं में से (2) चुनें। संख्या \(^{6}C_{2}\times{}^{7}C_{2}=315\)।

Question me issue ya doubt hai?

Answer, explanation, typing mistake ya suggestion directly hamari team ko bhejein. 📱Helpline (Call / WhatsApp): +91 7272824365

Related Mathematics Questions

FAQs

Mathematics Answer, Explanation and Revision Hints

(5) पंक्तियों और (6) स्तंभों वाले छोटे वर्गों के ग्रिड में कुल कितने आयत बनेंगे? / How many rectangles are there in a grid of small squares with (5) rows and (6) columns?

Correct Answer: C. (315). Explanation: आयत के लिए (6) क्षैतिज रेखाओं में से (2) और (7) ऊर्ध्व रेखाओं में से (2) चुनें। संख्या \(^{6}C_{2}\times{}^{7}C_{2}=315\)। / For a rectangle, choose (2) horizontal lines from (6) and (2) vertical lines from (7). The count is \(^{6}C_{2}\times{}^{7}C_{2}=315\).

Which concept should I revise for this Mathematics MCQ?

For a rectangle, choose (2) horizontal lines from (6) and (2) vertical lines from (7). The count is \(^{6}C_{2}\times{}^{7}C_{2}=315\).

What exam hint can help solve this Mathematics question?

आयत के लिए (6) क्षैतिज रेखाओं में से (2) और (7) ऊर्ध्व रेखाओं में से (2) चुनें। संख्या \(^{6}C_{2}\times{}^{7}C_{2}=315\)।