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In an isosceles triangle, if the verte...

In an isosceles triangle, if the vertex angle is twice the sum of the base angles, then the measure of vertex angle of the triangle is
(a) `100^0` (b) `120^0` (c) `110^0` (d) `130^0`

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RD SHARMA ENGLISH-CONGRUENT TRIANGLE -All Questions
  1. If A N C~= L K M , then side of L K M equal to side A C\ of A B C ...

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  2. If A B C\ ~= A C B , then A B C is isosceles with (a)A B=A C (b) ...

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  3. If A B C~= P Q R and A B C is not congruent to R P Q , then which o...

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  4. In triangles A B C\ a n d\ P Q R three equality relations between so...

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  5. In triangles A B C\ a n d\ P Q R , if /A=/R ,\ /B=/P\ a n d\ A B=R P ,...

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  6. If P Q R\ ~= E F D , then E D= PQ (b) QR (c) PR (d) None of these

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  7. If Delta P Q R\ ~= Delta E F D , then /E= (a) /P (b) /Q (c) /...

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  8. In a A B C , if A B=A C\ a n d\ B C is produced to D such that /A C D...

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  9. In an isosceles triangle, if the vertex angle is twice the sum of th...

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  10. D ,\ E ,\ F are the mid-point of the sides B C ,\ C A\ a n d\ A B re...

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  11. Which of the following is not a criterion for congruence of triangl...

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  12. In Figure, the measure of /B^(prime)A^(prime)C ' is (a) 50^0 (b...

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  13. If A B C and DEF are two triangles such that A B C\ ~= F D E\ a n d...

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  14. In Figure, A B|B E\ a n d\ F E\ |B Edot If B C=D E\ a n d\ A B=E F , t...

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  15. In figure A B C is an isosceles triangle such that A B=A C\ a n d\ A...

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  16. In Figure, if A E||D C and A B=A C , the value of /A B D is 70^0 (b) ...

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  17. In Figure, A B C is an isosceles triangle whose side A C is produce...

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  18. In Figure, X is a point in the interior of square A B C D.\ \ A X Y ...

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  19. In Figure, A B C is a triangle in which /B=2/C . D is a point on side ...

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  20. In Figure, if A C is bisector for /B A D such that A B=3\ c m\ a n d\ ...

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