What is the total CSA of cone whose radius is 3 cm and height is 4 cm? 

In the given figure, two squares shown in the figure have the arm of 12 cm and 8 cm. then find out the area of shaded part?

By increasing the radius of a sphere by 50 percent, how much will the area of its surface increase?

The volume of a cube is . Its surface area (in sq cm) is 

What is the total surface area and curved surface area of a solid semi circle with radius of 14 cm?

The volume of a sphere and an elliptical cylinder are the same. The radius of the sphere and cylinder are 21 cm and 14 cm respectively. What is the height of the cylinder?

PQRS is a parallelogram, Angle SPQ=60 Degree, QR=40 cm and PQ=10 cm, then find the area of the parallelogram.

The wooden box measure 20 cm by 12 cm by 10 cm. Thickness of wood is 1 cm. The volume of wood to make the box (in cubic cm) is