For a rhombus, the centre of rotation is the point of intersection of ___________.
Sides
Diagonals
mid-points of sides
None of these
For rhombus, the centre of rotation is the point of intersection of diagonals.
Fill in the blanks:
Shape
Centre of Rotation
Order of Rotation
Angle of Rotation
Square
-
Rectangle
Rhombus
Equilateral Triangle
Regular Hexagon
Circle
Semi-circle
Prove that the circles described with four sides of a rhombus as diameters pass through the point of intersection of its diagonals.