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In which of the following triangle centr...

In which of the following triangle centroid and orthocentre are coincident?

A

Scalene triangle

B

Isosceles triangle

C

Equilateral triangle

D

Right angled triangle

Text Solution

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The correct Answer is:
C
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LUCENT PUBLICATION-CENTRE OF TRIANGLE-EXERCISE-6A
  1. DeltaPQR is right angled at Q, PR = 5 cm and QR = 4 cm. If the lengths...

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  2. If the medians of two equilateral triangles are in the ratio 3:2, then...

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  3. In which of the following triangle centroid and orthocentre are coinci...

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  4. Consider the triangle ABC. Let D, E are respectively mid points of sid...

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  5. ABC is a given triangle. AD, BE and CF are altitudes of DeltaABC. As...

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  6. ABC is a triangle, X is a point outside the triangle ABC such that CD ...

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  7. What is the number of points in the plane of a triangle ABC which are ...

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  8. In a triangle ABC, internal bisector of angleABC and external bisector...

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  9. The median BD of the triangle ABC meets AC at D. If BD = 1/2AC , then ...

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  10. In the given figure, M is the mid point of line segment AB whose lengt...

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  11. The point of concurrence of the altitudes of a triangle is called

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  12. What is the number of circles passing through all the vertices of a gi...

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  13. Consider the following statements : Statement-I: Let PQR be a triang...

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  14. ABC is a triangle and AD is perpendicular to BC. It is given that the ...

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  15. The centroid of a triangle ABC is 8 cm from the vertex A. What is the ...

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  16. If distance of a vertex of an equilateral triangle from its centroid i...

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  17. In DeltaPQR, PQ = 4 cm, QR = 3 cm and RP = 3.5 cm, DeltaDEF is similar...

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  18. In DeltaABC AD is angle bisector such that BD : DC = 2 : 3. If AB = 7...

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  19. Assertion (A) : AD is angle bisector of angleA of the triangle ABC. If...

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  20. O is the incentre of ABC and angleA=30^(@). Accordingly what is angleB...

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