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In triangles A B C and D E F , /A=/E=...

In triangles `A B C` and `D E F` , `/_A=/_E=40o` , `A B : E D=A C : E F` and `/_F=65o` , then `/_B=` `35o` (b) `65o` (c) `75o` (d) `85o`

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RD SHARMA-TRIANGLES-All Questions
  1. In A B C , a line X Y parallel to B C cuts A B at X and A C at Y ....

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  2. In A B C , D and E are points on side A B and A C respectively ...

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  3. In triangles A B C and D E F , /A=/E=40o , A B : E D=A C : E F and ...

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  4. If A B C and D E F are similar triangles such that /A=47o and /E=83...

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  5. If D ,\ E and F are the mid-points of the sides of a A B C , the r...

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  6. In a A B C , /A=90o , A B=5c m and A C=12 c m . If A D|B C , then A D...

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  7. In an equilateral triangle A B C , if A D|B C , then 2\ A B^2=3\ A ...

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  8. If A B C is an equilateral triangle such that A D|B C , then A D^2...

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  9. In a A B C , perpendicular A D from A on B C meets B C at D . If B...

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  10. In a A B C , point D is on side A B and point E is on side A C , such...

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  11. In a A B C , A D is the bisector of /B A C . If A B=6c m , A C=5c ...

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  12. In a A B C , A D is the bisector of /B A C . If A B=8c m , B D=6c ...

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  13. A B C D is a trapezium such that B C || A D and A B=4c m . If the ...

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  14. If A B C is an isosceles triangle and D is a point on B C such t...

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  15. A B C is a right triangle right-angled at A and A D|B C . Then, (B ...

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  16. If E is a point on side C A of an equilateral triangle A B C suc...

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  17. If in A B C and D E F , (A B)/(D E)=(B C)/(F D) , then A B C ~ D E...

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  18. If in two triangles A B C and D E F , (A B)/(D E)=(B C)/(F E)=(C A)...

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  19. A B C D E F , a r( A B C)=9c m^2 , a r( D E F)=16 c m^2 . If B C=2. ...

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  20. The length of the hypotenuse of an isosceles right triangle whose o...

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