##### Across

**3.**All elements that belong to either events A or B**4.**Two triangles that are the sane shape but have a different size**5.**Triangle with two equal sides**6.**A graph of a quadratic relation**8.**notation A number written in the form a x 10^m**9.**Sum up to 90 degrees**14.**When the graph moves from its original place (up, down, left or right)**15.**Sum up to 180 degrees**16.**Two triangles with exactly the same size and shape**17.**Algebraic products and quotients using index laws**19.**Sum up to 360 degrees

##### Down

**1.**Triangle with 3 different sides**2.**Shapes with four sides**4.**The list of outcomes from an experiment**7.**Irrational numbers that use a root sign**10.**An area of maths concerned with chance.**11.**Triangle with all equal sides**12.**All elements that belong to A and B**13.**When the graph gets narrower or wider**18.**When the graph is reflected in the x axis