Sides of a triangle are in the ratio of 12 : 17 : 25 and its perimeter is 540cm. Find its area.

Sides of a triangle are in the ratio of 12 : 17 : 25 and its perimeter is 540 cm. Find its area.

The sides of two triangles are in the ratio 2 : 3 . Then their areas are in the ratio :

Sides of two similar triangles are in the ratio 4 : 9 Areas of these triangles are in the ratio

The height and radius of a cone are in the ratio 12:5. if its volume is 314cm^(3) , find the slant height and the radius.

Find the area of a triangle two sides of which are 18 cm and 10 cm and the perimeter is 42cm.

Two sides of a triangle are 12 cm and 14 cm. The perimeter of the triangle is 36 cm. What is its third side?

The side of an equilateral triangle are increasing at the rate of 2 cm/sec. The rate at which its area is increasing, when the side is 14 cm

The height of a right circular cylinder is 14 cm, and the radius of its base is 2 cm. Find its curved surface area .

Diameter of the base of acone is 10.5 cm and its slant height is 10 cm. Find its curved surface area.