TS ICET 2015 Question Paper with Solutions for online practice

Question : 112 of 200

Marks: +1, -0

In ΔABC, ∠BAC=90°, AD ⊥ BC, AD = 6 cm and BD = 4 cm. Then DC =

Solution:

Given : ∠BAC = 90°
AD ⊥ BC
AD = 6cm, BD = 4cm
We have,

\AD^2=\BD.\DC

⇒DC={AD^2}/{BD}=6^2/4=9

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