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If Fig.6.44 ABC and DBC are two triangle...

If Fig.6.44 ABC and DBC are two triangles on the same base BC.If AD intersects BC atb O,show that `(ar(ABC))/(ar(DBC))=(AO)/(DO)`

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R G PUBLICATION-TRIANGLES-EXERCISE
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  3. If Fig.6.44 ABC and DBC are two triangles on the same base BC.If AD in...

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

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  6. Prove that the ratio of the areas of two similar triangle is equal to ...

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  7. Prove that the area of an equilateral triangle described on one side o...

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

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  9. Sides of two similar triangle are in the ratio 4:9.Areas of these tria...

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  10. Sides of triangle are given below.Determine which of them are right tr...

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  11. Sides of triangle are given below.Determine which of them are right tr...

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  12. Sides of triangle are given below.Determine which of them are right tr...

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  13. Sides of triangle are given below.Determine which of them are right tr...

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  14. PQR is a triangle right angled at P and M is a point on QR such that P...

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  15. In Fig.6.53,ABD is a triangle right angle at A and AC|BD.Show that (i...

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  16. In Fig.6.53,ABD is a triangle right angle at A and AC|BD.Show that (i...

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  17. In Fig.6.53,ABD is a triangle right angle at A and AC|BD.Show that (i...

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  18. ABC is an isosceles triangle right angled at C.Prove thatAB^2=2AC^2.

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  19. ABC is an isosceles triangle with AC=BC.If AB^2=2AC^2.prove that ABC i...

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  20. ABC is an equilateral triangle of sides 2a.Find each of its altitudes.

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