∆ABC IS RIGHT ANGLED AT A . AD US PERPENDICULAR TO BC. IF AB =5CM ,BC=13CM AMD AC =12CM ,FIND THE AREA OF ∆ABC .ALSO FIND THE LENGTH OF AD
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If AB = 5 cm, BC = 13 cm and AC = 12 cm. The area of ∆ABC is 30 cm2. Also 4.61 cm is the length of AD.
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