Ex 6.5 Q14 Class X The perpendicular from A on side BC of a ΔABC intersect BC at D such that DB=3CD.

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Pankaj Kumar Porwal

Pankaj Kumar Porwal

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Exercise 6.5 Question 14 Class X Maths
Ex 6.5 Q14 Class X The perpendicular from A on side BC of a ΔABC intersect BC at D such that DB=3CD. Prove that 2AB 2 =2AC 2 +BC 2
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