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In Figure, the sides `B C ,\ C A\ a n d\ A B` of a ` A B C` have been produced to `D ,\ E\ a n d\ F` respectively. If `/_A C D=105^0\ a n d\ \ /_E A F=45^0,` find all the angles of the `\ A B C`

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RD SHARMA ENGLISH-TRIANGLE AND ITS ANGLES-All Questions
  1. The exterior angles, obtained on producing the base of a triangle b...

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  2. In a triangle A B C , the internal bisectors of /B\ a n d\ /C meet...

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  3. In Figure, the sides B C ,\ C A\ a n d\ A B of a A B C have been prod...

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  4. Compute the value of x in each of the following figures:

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  5. In Figure, A B divides /D A C in the ratio 1\ :3\ a n d\ A B=D B. Dete...

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  6. A B C is a triangle. The bisector of the exterior angle at B and the...

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  7. In Figure, A M\ |B C\ \ a n d\ A N is the bisector of /Adot If /B=65^0...

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  8. In a \ A B C ,\ A D bisects /A\ a n d\ /C >/Bdot Prove that /A D B >\ ...

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  9. In Figure, A E bisects /C A D\ a n d\ /B=/Cdot Prove that A E||B C

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  10. In Figure, A B||D Edot Find /A C D

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  11. Which of the following statements are true (T) and which are false ...

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  12. Fill in the blanks to make the following statements true: Sum of th...

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  13. Define a triangle.

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  14. Write the sum of the angles of an obtuse triangle.

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  15. In A B C , if /B=60^0,\ /C=80^0 and the bisectors of angles /A B C\ a...

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  16. If the angle of a triangle are in the ratio 2:1:3, then find the m...

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  17. If the angles A ,\ B\ a n d\ C of a /\ A B C satisfy the relation B-A=...

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  18. In A B C , if bisectors of /A B C\ a n d\ /A C B intersect at O at an...

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  19. State exterior angle theorem

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  20. If the side B C of A B C is produced on both sides, then write the ...

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