The difference between the semi-perimeter and the sides of a AABC are 8 cm, 7 cm and 5 cm respectively. The area of the triangle is

The difference between the semiperimeter and the sides of a Delta ABC and 8 cm, 7 cm and 5 cm respectively. Find the area of the triangle.

The sides of a triangle are 5 cm, 6 cm and 7 cm. The area of the triangle is approximately.

The semi-perimeter of a triangle having sides 15 cm, 20 cm and 25 cm is

If the differences of each of the sides of a triangle from its half-perimeter be 8cm, 7 cm, and 5 cm, then the area of the triangle is

From a point within an equilateral triangle, perpendiculars drawn to the three sides are 6 cm, 7 cm and 8 cm respectively. The length of the side of the triangle is