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Across: 1. Mirror Symmetry 3. The minimum angle of rotation of a figure to get exactly the same figure as original 4. The line that divides any figure into two equal halves such that each half exactly coincides with the other. 5. _________ symmetry occurs when a pattern slides to a new position 6. The area between the two concentric circles is known as 7. The chord, which passes through the centre of the circle 8. The collection of all the points in a plane, which are at a fixed distance from a fixed point in the plane. 9. The total number of times a figure coincides with itself in one complete rotation is called the _____ of rotational symmetry
Down: 1. An object is said to have a ______________ if it looks the same after being rotated about its centre through an angle less than 360°. 2. Circles drawn in a plane with a common centre and different radii