*मान लीजिए कि △ABC ~ △DEF है और इनके क्षेत्रफल क्रमश: 64 सेमी² और 121 सेमी² हैं। यदि EF = 15.4 सेमी हो, तो BC ज्ञात कीजिए।*
1️⃣ 11.2 सेमी
2️⃣ 10.4 सेमी
3️⃣ 12.2 सेमी
4️⃣ 13.5 सेमी
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1️⃣ 11.2 सेमी
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