दृश्य मॉडल में \(15^2\) को \((10+5)^2\) से निकालने पर छोटे वर्ग का क्षेत्रफल कितना है?
In the visual model of \(15^2\) using \((10+5)^2\), what is the area of the small square?
Explanation opens after your attempt
B. \(25\)
Concept
The small square has side \(5\), so its area is \(5^2=25\). Exam tip: identify the small square separately.
Why this answer is correct
The correct answer is B. \(25\). The small square has side \(5\), so its area is \(5^2=25\). Exam tip: identify the small square separately.
Exam Tip
छोटे वर्ग की भुजा \(5\) है इसलिए क्षेत्रफल \(5^2=25\) होगा। परीक्षा में छोटे वर्ग को अलग पहचानें।
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