20- The perpendicular from A on side BC of a - ABC intersects BC at D such that DB-3CD prove that 2AB square - 2AC square - BC square

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Important Properties of Triangles

20. The perpe...

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20. The perpendicular from A on side BC of a Δ ABC intersects BC at D such that DB=3CD prove that 2AB square = 2AC square + BC square

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The perpendicupar from A on side BC of a triangle ABC intersects bc at d such that db=3cd prove that 2qb square= 2ac square + bc square.

Δ A B C

2 A B^{2} = 2 A C^{2} + B C^{2}

Δ A B C

2 A B^{2} = 2 A C^{2} + B C^{2}

A

B C

B C

D

D B = 3 C D

2 A B^{2} = 2 A C^{2} + B C^{2}

The perpendicular from A on side BC of a ΔABC intersect BC at D such that DB = 3 CD. Prove that 2 AB² = 2 AC² + BC²

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