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If area of DeltaABC (Delta) and angle C ...

If area of `DeltaABC (Delta)` and angle C are given and if c opposite to given angle is minimum, then

A

`a =sqrt((2Delta)/(sin C))`

B

`b =sqrt((2Delta)/(sin C))`

C

`a=(4 Delta)/(sin C)`

D

`b=(4 Delta)/(sin ^(2)C)`

Text Solution

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The correct Answer is:
A
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ARIHANT MATHS-PROPERTIES AND SOLUTION OF TRIANGLES -Exercise (More Than One Correct Option Type Questions)
  1. If area of DeltaABC (Delta) and angle C are given and if c opposite to...

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  2. Differentiate the following w.r.t x x^a + a^x

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  3. In DeltaABC, the value of c cos (A-theta )+a cos (C+theta)=

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  4. In Delta ABC, If a =4, b=3 and COS(A-B) =3/4, then

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  5. Find the second order derivative of the function 2logx^2 + 4x

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  6. Is it possible to have a DeltaABC with a=3,b=5, c=7 and C =(2pi)/(3) ...

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  7. Find the second order derivative of the function x.cosx

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  8. Differentiate the following w.r.t x (x + 3)^2 . (x + 4)^3

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  9. Find the second order derivative of the function x^(6) + 2

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  10. Given an isoceles triangle with equal side of length b and angle alpha...

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  11. There can exist a triangle ABC satisfying the condition (sin A)/(2) =(...

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  12. Find (d^2y)/dx^2 , if y = logx

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  13. If in DeltaABC, A =90^(@) and c, sin B and cos B are rational number, ...

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  14. Find second order derivative of the function sin^(-1)x

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  15. Let 'l' is the length of medians from the vertex A to the side BC of a...

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  16. If A,A1,A2 and A3 are the areas of the inscribed and escribed circles ...

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  17. If a, b, A be given in a triangle and c1 and c2 be two possible value ...

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  18. D,E and F are the middle points of the sides of the triangle ABC, then

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  19. The sides of A B C satisfy the equation 2a^2+4b^2+c^2=4a b+2ac Then a...

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  20. If Delta represents the area of acute angled triangle ABC, then sqrt(a...

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