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In a trapezium ABCD, AB || DC and DC = 2AB. EF || A B, BE/EC = 4/3. Prove that, 7EF = 11AB. (HOTS)
Автор: Maths is Maths
Загружено: 2026-01-13
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In a trapezium ABCD, AB || DC and DC = 2AB. EF || A B,where E and F lie on BC and AD respectively BE/EC = 4/3. Diagonal DB intersects EF at G. Prove that, 7EF = 11AB
Time stamp
0:00 Introduction and Analyzing Given Information
0:25 Applying Basic Proportionality Theorem (BPT) to find Ratios
1:14 Proving Similarity to find the GE/DC Ratio
2:46 Proving Similarity to find the FG/AB Ratio
4:06 Final Proof: Combining Equations to get 7EF = 11AB
Cbse Board HOTS
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