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If all the three angles of a triangle are equal, then each one of them is equal to: (a)`90^0` (b) `45^0` (c) `60^0` (d) `30^0`

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If two acute angles of a right triangle are equal, then each acute is equal to (a) 30^0 (b) 45^0 (c) 60^0 (d) 90^0

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RD SHARMA ENGLISH-TRIANGLE AND ITS ANGLES-All Questions
  1. In Figure, if A B || D F and B D || F G such that /F G H=120^@ and /B=...

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  2. In Figure, side B C\ of A B C is produced to point D such that bisec...

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  3. If all the three angles of a triangle are equal, then each one of th...

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  4. If two acute angles of a right triangle are equal, then each acute i...

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  5. An exterior angle of a triangle is equal to 100^0 and two interior ...

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  6. If one angle of a triangle is equal to the sum of the other two angl...

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  7. Side B C of a triangle A B C has been produced to a point D such tha...

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  8. In A B C ,\ /B=/C and ray A X bisects the exterior angle /D A CdotI...

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  9. In a triangle, an exterior angle at a vertex is 95^0 and its one of ...

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  10. If the sides of a triangle are produced in order, then the sum of th...

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  11. In △ A B C , if /A=100^0,\ A D bisects /A\ a n d\ /A D\ |B C . Then, ...

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  12. An exterior angle of a triangle is 108^0 and its interior opposite...

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  13. In a A B C , if /A=60^0,\ /B=80^0 and the bisectors of /B\ a n d\ /C ...

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  14. If the bisectors of the acute angles of a right triangle meet at O ,...

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  15. Line segments A B\ a n d\ C D intersect at O such that A C = D Bdot If...

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  16. The bisects of exterior angles at B and C of triangle A B C meet at ...

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  17. In a A B C ,\ /A=50^0a n d\ B C is produced to a point Ddot If the bi...

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  18. The side B C of A B C is produced to a point Ddot The bisector of /A ...

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  19. In Figure, if E C || A B ,\ /E C D=70^0A N D\ /B D O=20^0 , then /O B...

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  20. In Figure, x+y= 270 (b) 230 (c) 210 (d) 190^0

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