यदि किसी वर्ग की भुजा \(2\sqrt{7}\) इकाई है तो उसका क्षेत्रफल क्या होगा?

If the side of a square is \(2\sqrt{7}\) units, what will be its area?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

C. (28) वर्ग इकाई(28) square units

Step 1

Concept

The area is (\(2\sqrt{7}\)2=28) square units. A square with irrational side can have rational area.

Step 2

Why this answer is correct

The correct answer is C. (28) वर्ग इकाई / (28) square units. The area is (\(2\sqrt{7}\)2=28) square units. A square with irrational side can have rational area.

Step 3

Exam Tip

क्षेत्रफल (\(2\sqrt{7}\)2=28) वर्ग इकाई है। अपरिमेय भुजा का क्षेत्रफल परिमेय हो सकता है।

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यदि किसी वर्ग की भुजा \(2\sqrt{7}\) इकाई है तो उसका क्षेत्रफल क्या होगा? / If the side of a square is \(2\sqrt{7}\) units, what will be its area?

Correct Answer: C. (28) वर्ग इकाई / (28) square units. Explanation: क्षेत्रफल (\(2\sqrt{7}\)2=28) वर्ग इकाई है। अपरिमेय भुजा का क्षेत्रफल परिमेय हो सकता है। / The area is (\(2\sqrt{7}\)2=28) square units. A square with irrational side can have rational area.

Which concept should I revise for this Mathematics MCQ?

The area is (\(2\sqrt{7}\)2=28) square units. A square with irrational side can have rational area.

What exam hint can help solve this Mathematics question?

क्षेत्रफल (\(2\sqrt{7}\)2=28) वर्ग इकाई है। अपरिमेय भुजा का क्षेत्रफल परिमेय हो सकता है।