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DeltaABC is a right triangle , right an...

`DeltaABC` is a right triangle , right angled at A and `ADbotBC` . If AB= c and AC = b, then AD is equal to

A

`(bc)/(sqrt(b^(2)+c^(2)))`

B

`(bc)/(b^(2)+c^(2))`

C

`(b^(2)c)/(sqrt(b^(2)+c^(2)))`

D

None of these

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The correct Answer is:
A
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MTG IIT JEE FOUNDATION-TRIANGLES - Exercise (Multiple Choice Questions) (LEVEL -1 )
  1. A right triangle has hypotenuse of length p\ c m and one side of...

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  2. ABC is an isosceles triangle with AC = BC. If A B^2=2A C^2, prove tha...

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  3. DeltaABC is a right triangle , right angled at A and ADbotBC . If AB...

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  4. Delta ABC is right-angled at A and AD bot BC. If BC=13 cm and AC=5 cm,...

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  5. L and M are the mid points of AB and BC respectively of DeltaABC , r...

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  6. In the given figure , x in terms of a , b and c is

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  7. In figure, two line segments AC and BD intersects each other at the po...

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  8. In the given figure , value of x is

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  9. In the given figure , if (AB)/(AC)=(BD)/(CD) , then angleABD=

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  10. The point in the plane of a triangle which is at equal perpendicular d...

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  11. PSR is a triangle right angled at s . D is the mid -point of SR .If t...

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  12. An isosceles triangle has a 10 inches base and two 13 inches sides .W...

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  13. If the ratio of the perimeter of two similar triangles is 4:25, then f...

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  14. In DeltaABC,angleB=90^(@)andBDbotAC. If DC=7 cm and AD = 3 cm , then t...

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  15. In which of the following options ,DE ||AB where D and E lie on the si...

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  16. In the given figure , DeltaABC~DeltaPQR ,PM is median of DeltaPQR . I...

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  17. In a rectangle ABCD , E is the mid -point of AB . If AB= 16 m and AD =...

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  18. In the given figure , PQRS is a parallelogram with PQ = 16 cm and Q...

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  19. The perimeters of two similar triangles are 30 cm and 20 cm . If one ...

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  20. The length of the diagonal of a square is 7sqrt(2) cm . Then , the ar...

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