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D and E are points on sides AB and AC respectively of `Delta`ABC such that ar(`Delta`DBC) = ar(`Delta`EBC). Prove that DE I I BC.

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In triangle ABC , D and E are points on the sides AB and AC,respectively, such that DE|| BC and DE : BC = 6 : 7, (Area of triangle ADE ) : (Area of trapezium BCED) =? triangle ABC में, D और E, क्रमशः AB और AC पर बिंदु हैं, जैसे कि DE ||BC और DE : BC = 6 : 7, ( triangle ADE का क्षेत्रफल ): (समलम्ब BCED का क्षेत्रफल ) = ?

In triangle ABC , D and E are the points on sides AB and AC respectively, such that DE || BC. If DE:BC is 3:5 , then (Area of triangle ADE ):(Area of quadrilateral DECB ) is: triangle ABC में , भुजाएं AB और AC पर क्रमशः D और E बिंदु इस प्रकार है की DE || BC यदि DE:BC 3:5 है, तो ( triangle ADE का क्षेत्रफल)/चतुर्भुज DECB का क्षेत्रफल) हैः

In Delta ABC, D and E are the points on sides AB and BC respectively such that DE || AC. If AD : DB = 5 : 3, then what is the ratio of the area of Delta BDE to that of the trapezium ACED ?

In triangle ABC , D and E are the points on sides AB and BC respectively such that DE || AC. If AD : DB = 5 : 3, then what is the ratio of the area of triangle BDE to that of the trapezium ACED?

In Delta ABC , D and E are two points on the sides AB and AC respectively so that DE || BC and (AD)/(BD) = (2)/(3) . Then ("the area of trapezium DECB")/("the area of " Delta ABC "equa to")

D and E are points on sides AB and AC of Delta ABC . DE is parallel to BC. If AD : DB = 1 : 2 and area of Delta ABC is 45 sq. cm., what is the area (in sq. cm.) of quadrilateral BDEC ?

MTG IIT JEE FOUNDATION-AREAS OF PARALLELOGRAMS AND TRIANGLES-NCERT SECTION ( EXERCISE 9.3)
  1. In the figure, E is any point on median AD of a triangleABC. Show that...

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  2. In a triangle ABC, E is the mid-point of median AD. Show that ar(trian...

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  3. Show that the diagonals of a parallelogram divide it into four triangl...

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  4. In figure, ABC and ABD are two triangles on the same base AB. If line ...

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  5. D, E and F are the mid-points of the sides BC, CA and AB of a triangl...

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  6. D, E and F are respectively the mid-points of the sides BC, CA and AB ...

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  7. D, E and F are respectively the mid-points of the sides BC, CA and AB ...

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  8. In the figure, diagonals AC and BD of quadrilateral ABCD intersect at ...

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  9. In the figur e, diagonals AC and BD of quadrilateral A BCD intersect a...

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  10. In the figure, diagonals AC and BD of quadrilateral ABCD intersect at ...

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  11. D and E are points on sides AB and AC respectively of DeltaABC such th...

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  12. XY is a line parallel to side BC of a triangle ABC. If B E\ ||\ A Can...

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  13. The side AB of a parallelogram ABCD is produced to any point P. A lin...

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  14. Diagonals AC and BD of a trapezium ABCD with AB || DC intersect each o...

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  15. In the figure, ABCDE is a pentagon. A line through B parallel to AC me...

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  16. A villager Itwaari has a plot of land of the shape of a quadrilater...

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  17. ABCD is a trapezium with AB||DC. A line parallel to AC intersects AB a...

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  18. In the given figure, AP ||BQ ||CR. Prove that ar(Delta AQC) = ar (Delt...

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  19. Diagonals AC and BD of a quadrilateral ABCD intersect at O in such a w...

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