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?
Explanation opens after your attempt
B. (11)
Concept
\(\sqrt{121}=11\), because \(11^2=121\). Identifying perfect squares saves time.
Why this answer is correct
The correct answer is B. (11). \(\sqrt{121}=11\), because \(11^2=121\). Identifying perfect squares saves time.
Exam Tip
\(\sqrt{121}=11\), क्योंकि \(11^2=121\)। पूर्ण वर्ग पहचानना समय बचाता है।
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