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The bisectors of the acute angles of a right triangle meet at `O` . Find the angle at `O` between the two bisectors.

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RD SHARMA ENGLISH-PROPERTIES OF TRIANGLES-All Questions
  1. In A B C ,/A=50^0,/B=70^0 and bisector of /C\ m e e t s\ A B\ a t\ Dd...

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

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  3. The bisectors of the acute angles of a right triangle meet at O . F...

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  4. In A B C ,\ /A=50^0\ a n d\ B C is produced to a point D. The bise...

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  5. In A B C ,\ /B=60^0,/C=40^0,\ A L|B C\ a n d\ A D bisects /A such tha...

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  6. Line segments AB and CD intersect at O such that A C||D B . If /C A...

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  7. In fig.22, A B C is right angled at Adot\ Q\ \ a n d\ R are points on...

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  8. In fig.25,two of the angles are indicated what is the measure of\ /...

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  9. An exterior angle of a triangle is 110^(0\ )\ and one of the inter...

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  10. One of the angles of a triangle has measure 80^0 and the other two ...

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  11. In fig.28, the measures of some of the angles are indicated. Find t...

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  12. In fig. 29, find /A B D , also, if /C=3\ /A B C , find /A B Cdot

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  13. In fig.30, find (i) /A C D , (ii) /A E D

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  14. The sides B C ,C A and A B of a triangle A B C , are produced in or...

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  15. The side B C of aA B C is produced on both sides. Show that the sum of...

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  16. Sides B C ,C A and BA of a triangle A B C are produced to D ,Q ,P resp...

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  17. In Figure, the side B C of A B C is produced to form ray B D as shown....

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  18. In fig .35, /C B X is an exterior angle of A B C at B . Name (a) The ...

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  19. In fig.36, two of the angles are indicated. What are the measures o...

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

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