When two or more than two solids are combined and the combination comes out useful, a shape that can be found in reality is called… Read More

# Tag Archives: Mensuration 3D

In our daily life, we come across a lot of objects where we need to find their volume and surface areas. For example, we might… Read More

In our daily life, we see many objects like books, pencil boxes, cones, football, cylinder. These all are three-dimensional objects (solid shapes). All these objects… Read More

There are three dimensions that can be measured, length, width, and height, for any object that you can see or touch. There are certain dimensions… Read More

Conversions or changes are now a normal feature of our everyday lives. A goldsmith, for instance, melts a strip of gold to turn it into… Read More

Mensuration is the branch of mathematics that talks about the length, volume, and area of different geometrical objects. The shape may be in 2-D or… Read More

Mensuration the branch of mathematics which deals with the study of different geometrical shapes, their areas, and volume. It uses geometric calculations and algebraic equations… Read More

Given two lines L1 and L2, each passing through a point whose position vector are given as (X, Y, Z) and parallel to line whose… Read More

The radii of two cones are in the ratio 2:1, their volumes are equal. Find the ratio of their heights. (A) 1:8 (B) 1:4 (C)… Read More

The volumes of two sphere are in the ratio of 64:27. The ratio of their surface areas is: (A) 1:2 (B) 2:3 (C) 9:16 (D)… Read More

If three metallic spheres of radii 6 cm, 8 cm and 10 cm are melted to form a single sphere, the diameter of the new… Read More

A solid piece of iron of dimensions 49 * 33 * 24 cm³ is molded into a sphere. The radius of the sphere is: (A)… Read More

A cylindrical vessel of radius 4 cm contains water. A solid sphere of radius 3 cm is lowered into the water until it is completely… Read More

A solid metallic spherical ball of diameter 6 cm is melted and recast into a cone with diameter of the base as 12 cm. The… Read More

A hollow sphere of internal and external diameters 4 cm and 8 cm respectively is melted into a cone of base diameter 8 cm. The… Read More