The length of the longest rod that can be placed in a room which is 12 m long, 9 m broad and 8 m high is
A metal cube of edge 12 cm is melted and formed into three smaller cubes. If the edges of two smaller cubes are 6 cm and 8 cm, then find the edge of the third smaller cube.
A wire is bent down to form a square of side 22 cm. If the wire is rebent to form a circle, then its radius will be
A cistern 6 m long and 4 m wide contains water up to a depth of 1 m 25 cm. The total area of the wet surface is
The area of a right angled isosceles triangle whose hypotenuse is equal to 270 m is
A 5100 sq.cm trapezium has the perpendicular distance between the two parallel sides 60 m. If one of the parallel sides be 40m then find the length of the other parallel side.
