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If the angles of a triangle are in th...

If the angles of a triangle are in the ratio `1:2:3,` determine three angles.

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RD SHARMA ENGLISH-TRIANGLE AND ITS ANGLES-All Questions
  1. In Figure, prove that PM=PN= root 3 × a

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  2. In a Triangle A B C , if /A=55^0,\ /B=40^0, find /C

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  3. If the angles of a triangle are in the ratio 1:2:3, determine three...

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  4. The angles of a triangle are (x-40)^0,\ (x-20)^0\ a n d\ (1/2x-10)^...

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  5. The angle of a triangle are arranged in ascending order of magnitud...

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  6. Two angles of a triangle are equal and the third angle is greater t...

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  7. If one angle of a triangle is equal to the sum of the other two, sh...

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  8. A B C is a triangle in which /A=72^0, the internal bisectors of ang...

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  9. The bisectors of base angles of a triangle cannot enclose a right a...

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  10. If the bisectors of the base angles of a triangle enclose an angle ...

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  11. In a triangle A B C ,\ /A B C=\ /A C B and the bisectors of /A B C\ a...

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  12. Can a triangle have: Two right angles? (ii) Two obtuse angles? Two acu...

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  13. If each angle of a triangle is less than the sum of the other two, ...

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  14. An exterior angle of a triangle is 11 0^0, and one of the interior ...

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  15. The sides B C ,\ C A\ a n d\ A B\ of a triangle A B C , are produced...

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  16. In Figure, if Q T|P R ,\ /T Q R=40^@\ a n d\ \ /S P R=30^@, find x\ a ...

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  17. In Figure, side Q P\ a n d\ R Q of P Q R are produced to point S\ a n...

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  18. In Figure, /X=62^@,\ /X Y Z=54^@. If Y O\ a n d\ Z O are bisectors of ...

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  19. In Figure, if A B\ || D E ,\ /B A C=35^0a n d\ /C D E=53^0, find /D C ...

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  20. In Figure, if lines P Q\ a n d\ R S intersect at a point T such that /...

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