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If E is a point on side CA of an equilat...

If E is a point on side CA of an equilateral triangle ABC such that `BE bot CA`, then `AB^2 + BC^2 + CA^2` is equal to___

A

`2BE^2`

B

`3BE^2`

C

`4BE^2`

D

`6BE^2`

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  14. In a triangleABC, perpendicular AD from A on BC meets BC at D. If BD =...

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  16. If ABC is a right triangle right-angled at B and M, N are the midpoint...

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