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The length of the rectangle is triple its breadth. If the perimeter of the rectangle is 56 m, then find the area (in m2) of the rectangle.
A pipe fills a cubical tank at the rate of 128 m3per minute in 32 minutes. If a cylindrical tank having height same as the side of a cubical ...
Find the curved surface area of a cone whose height is 6 m and radius is 8 m. (in m 2 ) (approximate value) (The value of π is 22/7)
Two paths of width 5 metres are to be made in the centre of rectangular field such that they are perpendicular to each other. Find the area (in m2<...
A rectangular piece of copper foil of length 28 cm and area 1232 cm2 is folded along its width to form a cylinder such that there is only one...
The lateral surface area of a cube is 196 cm2 . The length of a cuboid is 50% more than the side of the cube. The breadth of the cuboid is 3 ...
Find out the volume of a tetrahedron whose side is 6√2 cm³ ?
Three metallic cubes whose sides are 15 cm, 20 cm and 25 cm respectively are melted and converted into a single cube. If there is no loss of metal in t...
Three cubes with sides 1.5 cm, 2 cm and 2.5 cm are melted to form a bigger cube. The surface area of the bigger cube is: (in cm 2)