भुजा (2a+3) वाले वर्ग के क्षेत्र मॉडल में दो आयतों का कुल क्षेत्रफल क्या है?

In the area model of a square with side (2a+3), what is the total area of the two rectangles?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (12a)

Step 1

Concept

The total area of the two rectangles is \(2\cdot2a\cdot3=12a\). Exam tip: take the side along with its coefficient.

Step 2

Why this answer is correct

The correct answer is B. (12a). The total area of the two rectangles is \(2\cdot2a\cdot3=12a\). Exam tip: take the side along with its coefficient.

Step 3

Exam Tip

दो आयतों का कुल क्षेत्रफल \(2\cdot2a\cdot3=12a\) है। परीक्षा में गुणांक सहित भुजा लें।

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भुजा (2a+3) वाले वर्ग के क्षेत्र मॉडल में दो आयतों का कुल क्षेत्रफल क्या है? / In the area model of a square with side (2a+3), what is the total area of the two rectangles?

Correct Answer: B. (12a). Explanation: दो आयतों का कुल क्षेत्रफल \(2\cdot2a\cdot3=12a\) है। परीक्षा में गुणांक सहित भुजा लें। / The total area of the two rectangles is \(2\cdot2a\cdot3=12a\). Exam tip: take the side along with its coefficient.

Which concept should I revise for this Mathematics MCQ?

The total area of the two rectangles is \(2\cdot2a\cdot3=12a\). Exam tip: take the side along with its coefficient.

What exam hint can help solve this Mathematics question?

दो आयतों का कुल क्षेत्रफल \(2\cdot2a\cdot3=12a\) है। परीक्षा में गुणांक सहित भुजा लें।