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In figure, ABC and BDE are two equilater...

In figure, ABC and BDE are two equilateral triangles such that D is the mid-point of BC. If AE intersects BC at F, show that

ar(`Delta`BDE) = 1/4 ar(`Delta`ABC)

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In figure, ABC and BDE are two equilateral triangles such that D is the mid-point of BC. If AE intersects BC at F, show that ar( Delta BDE) = 1/2 ar( Delta BAE)

In figure, ABC and BDE are two equilateral triangles such that D is the mid-point of BC. If AE intersects BC at F, show that ar( Delta BFE) = 2 ar( Delta FED)

In figure, ABC and BDE are two equilateral triangles such that D is the mid-point of BC. If AE intersects BC at F, show that ar( Delta ABC) = 2 ar( Delta BEC)

ABC and BDE are two equilateral triangles such that D is the mid-point of BC. Then, ar (DeltaBDE) = (1)/(2) ar (DeltaABC) .

ABC and BDE are two equilateral triangles such that D is the mid-point of BC .The ratio of the areas of the triangles ABC and BDE is 2:1(b)1:2(c)4:1(d)1:4

MTG IIT JEE FOUNDATION-AREAS OF PARALLELOGRAMS AND TRIANGLES-NCERT SECTION ( EXERCISE 9.4)
  1. Parallelogram ABCD and rectangle ABEF are on the same base AB and have...

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  2. In figure ,D and E are Points on side BC of a Delta ABC such that BD=C...

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  3. In the figure, ABCD, DCFE and ABFE are parallelograms. Show that ar(De...

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  4. In the figure, ABCD is a parallelogram and BC is produced to a point Q...

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  5. In figure, ABC and BDE are two equilateral triangles such that D is th...

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  6. In figure, ABC and BDE are two equilateral triangles such that D is th...

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  7. In figure, ABC and BDE are two equilateral triangles such that D is th...

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  8. In figure, ABC and BDE are two equilateral triangles such that D is th...

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  9. Diagonals AC and BD of square ABCD intersect each other at point P. Sh...

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  10. P and Q are respectively the mid-points of sides AB and BC of a triang...

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  11. In Delta ABC, P is a point on BC such that BP:PC=4:5 and Q is the mid ...

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  12. ABC and BDE are two equilateral triangles such that D is the mid-point...

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  13. ABC is a right triangle right angled at A. BCED, ACFG and ABMN aresqua...

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  14. ABC is a right triangle right angled at A. BCED, ACFG and ABMN aresqua...

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  15. ABC is a right triangle right angled at A. BCED, ACFG and ABMN aresqua...

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  16. ABC is a right triangle right angled at A. BCED, ACFG and ABMN aresqua...

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  17. In Figure, A B C is a right triangle right angled at A ,\ B C E D ,...

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  18. In Figure, A B C is a right triangle right angled at A ,\ B C E D ,...

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  19. In Figure, A B C is a right triangle right angled at A ,\ B C E D ,...

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