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A B C is a triangle in which /A=72^0, th...

`A B C` is a triangle in which `/_A=72^0,` the internal bisectors of angles `B\ a n d\ C` meet in `Odot` Find the magnitude of `/_B O C`

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A B C is a triangle in which /_A=72^0 , the internal bisectors of angles B and C meet in O . Find the magnitude of /_B O Cdot

In A B C , if /_B=60^0,\ /_C=80^0 and the bisectors of angles /_A B C\ a n d\ /_A C B meet at a point O , then find the measure of /_B O C.

A B C is a right angled triangle in which /_A=90^0a n d\ A B=A Cdot Find /_B\ a n d\ /_C

A B C is a right-angled triangle is which /_A=90^0a n d\ A B=A Cdot Find /_B\ a n d\ /_C

A B C is a triangle in which /_B=/_C and ray A X bisects the exterior angle D A C . If /_D A X=70^0 find /_A C Bdot

In A B C , /_A=60^0,\ /_B=80^0 and the bisectors of /_B\ a n d\ /_C meet at O . Find : (i) /_C (ii) /_B O Cdot

In Figure, A B C is a triangle in which /_B=2/_C . D is a point on side B C such that A D bisects /_B A C\ a n d\ A B=C D. B P is the bisector of /_B . The measure of /_B A C is (a) 72^0 (b) 73^0 (c) 74^0 (d) 96^0

In A B C ,\ A B=A C , and the bisectors of angles B\ a n d\ C intersect at point Odot Prove that B O=C O\ and the ray A O is the bisector of angle B A C

A B C is a triangle in which /_B=2/_C. D is a point on B C such that A D bisects /_B A C\ a n d\ A B=C D . Prove that /_B A C=72^@ .

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RD SHARMA ENGLISH-TRIANGLE AND ITS ANGLES-All Questions
  1. Two angles of a triangle are equal and the third angle is greater t...

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

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

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

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

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

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

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

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

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

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  11. 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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  12. 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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  13. In Figure, /X=62^@,\ /X Y Z=54^@. If Y O\ a n d\ Z O are bisectors of ...

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

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  16. In Figure, if P Q|P S ,\ P Q S R ,\ /S Q R=28^0a n d\ /Q R T=65^0, th...

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  17. The side B C of a A B C is produced on both sides. Show that the s...

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  18. Sides B C ,\ C A\ a n d\ B A of a triangle A B C are produced to D ,\ ...

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  19. In Figure, the side B C\ of /\A B C is produced to form ray B D as...

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  20. Prove that the angle between internal bisector of one base angle an...

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