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In Fig. 4.101, A D and C E are two ...

In Fig. 4.101, `A D` and `C E` are two altitudes of ` A B C` . Prove that ` A E F ~ C D F` (ii) ` A B D ~ C B E` (iii) ` A E F ~ A D B` (iv) ` F D C ~ B E C` (FIGURE)

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