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In the adjoining figure , (AO)/(OC)= (BO...

In the adjoining figure , `(AO)/(OC)= (BO)/(OD) = 1/2` and AB = 4cm find the value of CD.

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The correct Answer is:
CD= 8 cm
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NAGEEN PRAKASHAN ENGLISH-TRIANGLES -Exercise 6b
  1. In the given figure, if angleADE=angleB show that triangleADE~triangle...

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  2. P and Q are points on the sides AB and AC respectively of a triangleAB...

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  3. In the adjoining figure , (AO)/(OC)= (BO)/(OD) = 1/2 and AB = 4cm find...

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  4. In the figure triangleABC~triangleAED. If AD=5 cm , AE= 6 cm, BC= 12 c...

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  5. in the adjoining figure find angleF.

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  6. A vertical stick 12m long casts a shadow 8m long on the ground. At the...

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  7. In the given figure , if XY||BC, find the length of XY.

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  8. In the given figure if triangleEDC~triangleEBA, ∠BEC = 115^∘ and ...

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  9. in the given figure angleCAB=90^(@) and AD bot BC. if AC= 75 cm , AB= ...

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  10. the perimeters of two similar triangles are 40 cm and 30 cm respectiv...

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  11. In the given figure AD and CE are two altitude of triangleABC. Prove t...

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  12. D is a point on the side BC of triangleABC such that angleADC= angleBA...

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  13. The diagonal B D of a parallelogram A B C D intersects the segment A E...

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  14. Prove that the line segments joining the mid-points of the sides of a ...

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  15. Two triangles B A Ca n dB D C , right angled at Aa n dD respectively, ...

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  16. In a triangle A B C , let P and Q be points on AB and AC respectively...

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  17. from the adjoining figure, prove that trianglePQR~triangleABC. Hence p...

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  18. In Figure, A D and B E are respectively perpendiculars to B C and A ...

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  19. In a triangle A B C ,\ \ A D|B C and A D^2=B DxxC Ddot Prove that A ...

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  20. If one diagonal of a trapezium divides the other diagonal in the ratio...

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