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In an equilateral triangle ABC, D …

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In an equilateral triangle ABC, D is a point on side BC such that BD=1/3BC . Prove that 9AD square =7AD square

Posted by Muskan Bhagat 4 years, 5 months ago

CBSE > Class 10 > Mathematics

3 answers

Raj Singh 4 years, 5 months ago

Nhi aise hoga construction karna padega AE perpendicular BC. Than by Pythagoras theorem solve it and put value.ok

Raunak Ranjan 4 years, 5 months ago

Let AB,BC,AC=x So,bd=x/3 And by Pythagoras theorem and find

Guna Sekher Kadali 4 years, 5 months ago

Ylt

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