Polyhedron
Quadrilateral
Perimeter
Diagonal
Isosceles
Dodecahedron
Pentagon
is from the Greek for ‘many seats’
is from the Latin for ‘four sides’
is from the Greek for ‘through a corner’
is from the Greek for ‘five angles’
is based on the Greek word peri which means ‘around’
is from the Greek for ‘twelve seats’
is from the Greek for ‘equal legs’