एक (2m+3n) भुजा वाले वर्ग में दोनों मिश्रित आयतों का संयुक्त क्षेत्रफल क्या होगा?
In a square of side (2m+3n), what will be the combined area of the two mixed rectangles?
Explanation opens after your attempt
A. (12mn)
Concept
One mixed rectangle is \(2m\cdot3n=6mn\), and there are two such rectangles. In exams, double the mixed rectangles.
Why this answer is correct
The correct answer is A. (12mn). One mixed rectangle is \(2m\cdot3n=6mn\), and there are two such rectangles. In exams, double the mixed rectangles.
Exam Tip
एक मिश्रित आयत \(2m\cdot3n=6mn\) है और ऐसे दो आयत होते हैं। परीक्षा में मिश्रित आयतों को दोगुना करें।
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