**4.**of a a circles circumference**6.**distance from one edge to the other on a circle**8.**hexagon has this many sides**9.**distance from the centre of a circle to the edge**11.**five sided shape**13.**octagon has this many sides**14.**is called the perimeter for other 2D shapes**17.**triangle with 3 equal sides**19.**slice of a circle

**1.**shape has a radius and diameter**2.**right angle is ____ degrees**3.**type of regular quadrilateral**5.**four sided shape**7.**of triangle with 2 equal sides**8.**you fold a circle in half it is....**10.**11 sided shape**12.**shapes have all angles and sides even**15.**middle of a circle is called this**16.**closed sided shape with at least 3 sides**18.**the radius is 2cm the diameter is ____cm