The lengths of the diagonals of each surface of a rectangular parallelopiped are not equal.

The number of planes of a rectangular parallelopiped are_____

The volume of the parallelopiped constructed on the diagonals of the faces of the given rectangular parallelopiped is m times the volume of the given parallelopiped. Then m is equal to

The volume of the parallelopiped constructed on the diagonals of the faces of the given rectangular parallelopiped is m xx the volume given.Then m is equal to: (1)2(2)3 (3) 4 (4) none of these

If the length of the diagonals of each surface of a cube be asqrt2 units, then prove that the length of the diagonals is. asqrt3 units.

Half of the total surface area of a rectangular parallelopiped is equal to the square of length of its diagonal. Show that the rectangular parallelopiped is a cube.

The three different face diagonals of a cuboid (rectangular parallelopiped) have lengths 39,40,41. The length of the main diagonal of the cuboid which joins a pair of opposite corners:

The dimension (S) of a rectangular parallelopiped is/are ___

Find the lengths of the edges of the rectangular parallelopiped formed by planes drawn through the points (1, 2, 3) and (4, 7, 6) parallel to the co-ordinate planes.

The length, breadth and height of a rectangular parallelopiped are in ratio 6:3:1 . If the surface area of a cube is equal to the surface area of this parallel opiped, then what is the ratio of the volume of the cube to the volume of the parallel opiped ?