" 2.In a "Delta ABC((a+b+c)(b+c-a)(c+a-b)(a+b-c))/(4b^(2)c^(2))

In any Delta ABC,((a+b+c)(b+c-a)(c+a-b)(a+b-c))/(4b^2c^2) =

For any triangle ABC, ((a+b+c)(b+c-a)(c+a-b)(a+b-c))/(4b^2c^2) is equal to

In Delta ABC, prove that ((a+b+c)(b+c-a)(c+a-b)(a+b-c))/(Ab^(2)c^(2))=sin^(2)A

In a triangle ABC, if (a+b+c)(a+b-c)(b+c-a)(c+a-b)=(8a^(2)b^(2)c^(2))/(a^(2)+b^(2)+c^(2)) then the triangle is

The expression ((a+b+c)(b+c-a)(c+a-b)(a+b-c))/(4b^2 c^2) for a triangle ABC is equal to

In a triangle ABC, if (a+b+c)(a+b-c)(b+c-a)(c+a-b)=(8a^2b^2c^2)/(a^2+b^2+c^2) then the triangle is

In a triangle ABC, if (a+b+c)(a+b-c)(b+c-a)(c+a-b)=(8a^2b^2c^2)/(a^2+b^2+c^2) then the triangle is

In a triangle ABC, if (a+b+c)(a-b)^(2)+(b-c)^(2)+(c-a)^(2))=2c^(2)(a+b+c)-6abc, then

In any Delta ABC, prove that :a(b cos C-c cos B)=b^(2)-c^(2)