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If a,b,c are the sides of the triangle ABC,such that (1+(b-c)/a)a *(1+(c-a)/b)b *(1+(a-b)/c)c>= 1

then the triangle must be

a. right angled

b. isoceles

c. obtuse angled


6 years ago


Answers : (1)


Dear Vaibhav

(1+(b-c)/a)a *(1+(c-a)/b)b *(1+(a-b)/c)c>= 1

every bracket is less than or equal to 1

but right hand side is greater than equal to 1

so its only possible when each bracket equal to 1


1+(b-c)/a =1


 similerl from other brackets



 tiangle is equileteral

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6 years ago

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