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In the adjacent figure DE is parallel to...

In the adjacent figure DE is parallel to BC and ratio of areas of `DeltaADE` and trapezium BDEC is 4 : 5. What is the value of DE : BC?

A

`1:2`

B

`2:3`

C

`4:5`

D

None of these

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The correct Answer is:
B
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LUCENT PUBLICATION-CENTRE OF TRIANGLE-EXERCISE-6A
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  2. AB, EF and CD are parallel lines. Given that EG = 5 cm, GC = 10 cm, AB...

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  3. In the figure given above /ABD = /PQD = /CDQ = pi/2. If AB = x, PQ = z...

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  4. DeltaPQR is right angled at Q, PR = 5 cm and QR = 4 cm. If the lengths...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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