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In A B C (Fig. 4.59), if /1=/2 , pro...

In ` A B C` (Fig. 4.59), if `/_1=/_2` , prove that `(A B)/(A C)=(B D)/(D C)` . (FIGURE)

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RD SHARMA-TRIANGLES-All Questions
  1. In Fig. 4.57, A E is the bisector of the exterior /C A D meeting...

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

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  3. In A B C (Fig. 4.59), if /1=/2 , prove that (A B)/(A C)=(B D)/(...

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

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

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

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  7. In Fig. 4.60, A D bisects /A ,\ \ A B=12 c m ,\ \ A C=20 c m and B ...

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  8. In Fig. 4.69, A B D C . Find the value of x . (FIGURE)

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  9. In Fig. 4.70 if A B C D , find the value of x . (FIGURE)

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  10. In Fig. 4.71, if A B C D , find the value of x . (FIGURE)

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  11. In Fig. 4.72, A B C D . If O A=3x-19 ,\ \ O B=x-4 , O C=x-3 and O ...

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

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

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

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  16. In Fig. 4.90, if P O S ~ R O Q , prove that P S Q R . (FIGURE...

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  17. In Fig. 4.90, if P S Q R , prove that P O S ~ R O Q . (FIGURE...

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  18. In Fig. 4.91, Q A and P B are perpendiculars to A B . If A O=10 ...

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  19. In Fig. 4.94, /C A B=90o and A D|B C . If A C=75 c m , A B=1m and B...

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  20. The perimeters of two similar triangles A B C and P Q R are resp...

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