Vocabulary of Shapes Crossword

A quadrilateral with four equal sides
An angle less than 90 degrees
A triangle with three equal sides and three equal angles
The formula for the area of this shape involves the use of pi
The general term for any four sided shape
An eight sided shape
The word to describe two lines which never meet
A four sided shape with no lines of symmetry
A triangle with three unequal sides and three unequal angles
An angle greater than 90 degrees and less than 180 degrees
The name given to a 90 degree angle
The distance around the boundary of a shape
100cm = 1 ______
A line connecting opposite corners of a shape
A five sided shape
The number of sides of a dodecagon
A shape which shares its name with a toy
The number of sides of a trapezium
The space occupied by a shape
The general term for a many-sided shape