Area of the given Triangle ABC = ……… `cm^2`.

Area of the given /_\ABC = …… cm^2 .

IF the area of the triangle ABC is a^2-(b-c)^2 , then its circumradius R=

If the area of the triangle ABC is a^(2)-(b-c)^(2) then its circumradius R=

If length of the sides of a triangle ABC are 4 cm, 5 cm and 6 cm, O is point inside the triangle ABC such that angle OBC = angle OCA = angle OAB = theta , then value of cot theta is .

If the perimeter of the triangle ABC is 50 cm then bcos^(2)""(C)/(2)+c cos^(2)""(B)/(2)=

D,E and F are the mid points of the sides BC, CA and AB respectivley of f triangle ABC then the ratio of the areas of triangle DEF and ABC =………..

area of /_\ ABC = ……………… cm^2 .

In the figure area of Right angle triangle ABC=__________ cm^2 .

The area of /_\ABC is ……… cm^2 .

Area of triangle ABC is a^(2) - (b-c)^(2) then tan A =