यदि \(\sqrt{121}\) सर्पिल में बना है, तो यह वास्तविक लंबाई में कितनी इकाई है?

If \(\sqrt{121}\) is formed in the spiral, how many units is it in actual length?

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Explanation opens after your attempt
Correct Answer

B. (11)

Step 1

Concept

\(\sqrt{121}=11\), because \(11^2=121\). Identifying perfect squares saves time.

Step 2

Why this answer is correct

The correct answer is B. (11). \(\sqrt{121}=11\), because \(11^2=121\). Identifying perfect squares saves time.

Step 3

Exam Tip

\(\sqrt{121}=11\), क्योंकि \(11^2=121\)। पूर्ण वर्ग पहचानना समय बचाता है।

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Mathematics Answer, Explanation and Revision Hints

यदि \(\sqrt{121}\) सर्पिल में बना है, तो यह वास्तविक लंबाई में कितनी इकाई है? / If \(\sqrt{121}\) is formed in the spiral, how many units is it in actual length?

Correct Answer: B. (11). Explanation: \(\sqrt{121}=11\), क्योंकि \(11^2=121\)। पूर्ण वर्ग पहचानना समय बचाता है। / \(\sqrt{121}=11\), because \(11^2=121\). Identifying perfect squares saves time.

Which concept should I revise for this Mathematics MCQ?

\(\sqrt{121}=11\), because \(11^2=121\). Identifying perfect squares saves time.

What exam hint can help solve this Mathematics question?

\(\sqrt{121}=11\), क्योंकि \(11^2=121\)। पूर्ण वर्ग पहचानना समय बचाता है।