If the diagonal of a square is 'a' units, what is the diagonal of the square, whose are is doubel that of the first square?

Diagonal of a cube is ……. units.

If the diagonal of a square is 7sqrt2 cm, then its area is

Diagonals of a cuboid is ……… units.

The length of the diagonal of a square is 5 sqrt 2 cm . Then find the area of the square.

Diagonal of rectangle is ………. units.

ABCD is a square whose vertices A(0,0) B (2,0), C(0,2). This square is rotated in the xy-plane with an angle of 30^@ in aniclockwise direction about an axis passing through the vertex A, the equation of the diagonal BD of this rotated square is ……… . If E is the centre of the square, the equation of the cirecumcircle of the triangle ABE is

If (a,b) be an end of a diagonal of a squae and the other diagonal has the equation x-y=a then another vertex of the square can be

The diagonal of a square is 8x- 15y =0 and one vertex of the square is (1, 2). The equations to the sides of the square passing through this vertex are