In Fig. ABC=90^ , AB : BD : DC = 3 : 1 : 3. If AC = 20cm, then AD… - Vidyadip

Question

In Fig. $\angle ABC=90^{\circ}$, AB : BD : DC = 3 : 1 : 3. If AC = 20cm, then AD = ____________ .

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Answer

$4 \sqrt{10}$

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