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The circumcentre of a triangle lies with...

The circumcentre of a triangle lies with in the triangle only when the triangle is

A

acute angled

B

right angled

C

isosceles

D

none of these

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-PROPERTIES OF TRIANGLES -EXERCISE 1A
  1. In Delta ABC, sin A: sin B: sin C is

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  2. The sides of a right angled triangle are in A.P then they are in the r...

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  3. The circumcentre of a triangle lies with in the triangle only when the...

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  4. In Delta ABC, if cos^2 A+ cos^2 B+cos^2 C=1, then the triangle is

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  5. In Delta ABC, if cos A+cos B+ cos C=3//2, then the triangle is

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  6. In Delta ABC,if tan A+ tan B + tan C= 3sqrt3, then the triangle is

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  7. In Delta ABC, if tan B tan C+tan C tan A+tan A tan B=sqrt3 tan A tan B...

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  8. In Delta ABC, if c(a+b) cos B//2=b (a+c) cos C//2, then the triangle i...

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  9. In Delta ABC, if a^2+b^2+c^2=8R^2, then the triangle is

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  10. In Delta ABC, if sin^2 A+sin^2 B+sin^2 C =9//4, then the triangle is

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  11. In Delta ABC, if cos^2 A+ cos^2 B+cos^2 C=3//4, then the triangle is

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  12. IF Delta ABC,if a tan A+b tan B=(a+b) tan ((A+B)/2), then the triangle...

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  13. IF Delta ABC, if cot""A/2=(b+c)/a, then the triangle is

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  14. In a triangle ABC if (cos A)/a=(cos B)/b= (cos C)/c, then Delta ABC is

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  15. IF cos A=(sin B)/(2 sin C), then Delta ABC is

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  16. In a triangle ABC if sin A sin B=ab//c^2, then the triangle is

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  17. In Delta ABC, if sin C=(sin A)/(2 cos B) then the triangle is

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  18. In Delta ABC, if 2 cos B=a//c, then the triangle is

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  19. IF a cos B=b cos A, then Delta ABC is

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  20. In Delta ABC if a^2+b^2+c^2=ca+ab sqrt3 then the triangle is

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