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The radius of incirlce of an equilateral...

The radius of incirlce of an equilateral triangle is 3 cm. What is the length of each median of the triangle ABC ?

A

12 cm

B

`9/2` cm

C

4 cm

D

9 cm

Text Solution

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The correct Answer is:
D
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LUCENT PUBLICATION-CENTRE OF TRIANGLE-EXERCISE-6A
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  2. Let O be the in-centre of a triangle ABC and D be a point on the side ...

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  3. The radius of incirlce of an equilateral triangle is 3 cm. What is the...

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  4. I is the incentre of the triangle ABC. If angleABC=60^(@) and angleACB...

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  5. Which groups of centres of a triangle given below always lie in a stra...

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  6. If distance betweenn orthocentre and circumcentre of a triangle is 6 c...

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  7. Which pair of centres given below lie outside a acute angle triangle?

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  8. What is the distance between circumcentre and orthocentre of a right a...

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  9. If hypotenuse of a right angle is 15 cm then wht is the distance betwe...

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  10. A non right angle bisector of a right angled isosceles triangle divide...

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  11. In a DeltaABC, BC = 9 cm, AC = 40 cm and AB = 41 cm. If bisector of an...

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  12. In a triangle ABC, AB = 5 cm, BC = 6 cm and CA = 7 cm. If bisectors of...

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  13. In a triangle ABC, AB = 5 cm, BC = 6 cm and CA = 7 cm. If bisectors of...

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  14. In a triangle ABC, AB = 5 cm, BC = 6 cm and CA = 7 cm. If bisectors of...

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  15. The semiperimeter of a triangle is S and its centroid is G. What is th...

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  16. The length of three medians of a triangle are 9 cm, 12 cm and 15 cm. T...

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  17. The ortho centre of a right angled triangle lies

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  18. ABC is an isosceles right Angle triangle . I is incentre. Find ratio o...

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  19. A triangle is formed by joining mid points of sides of a triangle and...

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  20. In a triangle ABC if sides AB = c = 4 cm, side AC = b = 6 cm and BC = ...

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