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In a /\ A B C , A D is the bisector of...

In a `/_\ A B C` , `A D` is the bisector of `/_A` , meeting side `B C` at `D` . `(i) If B D=2. 5 c m ,\ \ A B=5c m` and `A C=4. 2 c m` , find `D C` . `(ii) If B D=2c m ,\ \ A B=5c m` and `D C=3c m ,` find `A C` . `(iii) If A B=3. 5 c m` , `A C=4. 2 c m` and `D C=2. 8 c m` , find `B D` .

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RD SHARMA ENGLISH-TRIANGLES-All Questions
  1. In triangle A B C , if A D is the bisector of /A , prove that: (A...

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  2. B O and C O are respectively the bisectors of /B and /C of A B C ....

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  3. In a /\ A B C , A D is the bisector of /A , meeting side B C at D ...

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  4. In a /\ A B C , A D is the bisector of /A , meeting side B C at D ...

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  5. In a A B C , A D is the bisector of /A , meeting side B C at D ...

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  6. In Fig. 4.57, A E is the bisector of the exterior /C A D meeting...

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  7. In Fig. 4.58, A B C is a triangle such that (A B)/(A C)=(B D)/(...

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  8. In /\ A B C (Figure), if /1=/2 , prove that (A B)/(A C)=(B D)/(D C...

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  9. D ,\ E and F are the points on sides B C ,\ C A and A B respectivel...

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  10. In Fig. 4.60, check whether A D is the bisector of /A of A B C in...

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  11. In given figure, check whether AD is the bisector of ∠ A of △ ABC in e...

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  12. In Fig. , A D bisects /A ,\ \ A B=12 c m ,\ \ A C=20 c m and B D=5c...

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  13. In Fig. A B||D C . Find the value of x

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  14. In Fig. if A B||C D , find the value of x .

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  15. In Figure, if A B || C D find the value of x.

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  16. In Fig. A B||C D . If O A=3x-19 ,\ \ O B=x-4 , O C=x-3 and O D=4 , ...

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  17. State which pairs of triangles in Figure are similar. Write the sim...

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  18. In Fig. 4.87, find /F . (FIGURE)

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  19. In Fig. 4.88, A C B ~ A P Qdot If B C=8c m , P Q=4c m , B A=6. 5 ...

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  20. In Fig. 4.89, if E D C ~ E B A ,\ \ /B E C=115o and /E D C=70o . F...

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