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The algebraic sum of the perpendicular d...

The algebraic sum of the perpendicular distances from A, B, C to a variable line is 0. Then the line passes through

A

othrocentre of `DeltaABC`

B

centroid of `DeltaABC`

C

circumcentre of `DeltaABC`

D

incentre of `DeltaABC`

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The correct Answer is:
B
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AAKASH SERIES-STRAIGHT LINES-LECTURE SHEET(EXERCISE-II Problems on form, symmetric form, Perpendicular distance and Ratio)( Straight Objective Type Question)
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  9. PQR is an equitateral triangle such that the vertices Q and R lie on t...

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  10. P is a point on the line y=2x+1, and Q and R are tow points on the lin...

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  14. A straight line through the origin O meets the parallel lines 4x+2y=9 ...

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  16. The range of alpha " for which the points " (alpha,alpha+2) and ((3a...

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  17. P(m,n)(m,nin N) is any point in the inerior of the the quadrilateral f...

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  18. If (sintheta,costheta,0 in[0,2theta] and (1,4) " lie on the same side ...

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  19. The set of values of 'b' for which the origin and the point (1,1) lie ...

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  20. If the point (a,a) falls between the lines abs(x+y)=2, then :

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