SSC CGL Model Paper 12

Question : 65 of 100

Marks: +1, -0

In ΔABC, ∠BAC = 90° and AD is drawn perpendicular to BC. If BD = 7 cm and CD = 28 cm, then what is the length (in cm) of AD ?

Solution:

According to the question,

\AD^2 = \BD ×\DC

= 7× 28

AD = 14 cm

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