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Question
खालील ΔABC मध्ये DE || बाजू BC. जर DB = 5.4 सेमी, AD = 1.8 सेमी, EC = 7.2 सेमी, तर AE काढा.

Sum
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Solution
ΔABC मध्ये DE || बाजू BC.
DB = 5.4 सेमी,
AD = 1.8 सेमी,
EC = 7.2 सेमी
प्रमाणाच्या मूलभूत प्रमेयानुसार,
`(AD)/(DB) = (AE)/(EC)`
∴ `1.8/5.4= (AE)/7.2`
∴ AE × 5.4 = 1.8 × 7.2
∴ AE = `(1.8 xx 7.2)/5.4`
∴ AE = `12.96/5.4`
∴ AE = 2.4 सेमी
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