Solid with 12 edges

This quadrilateral has all its angles equal but not its sides

A quadrilateral with 4 axes of symmetry

A closed shape made from one curved line and one straight line

A quadrilateral with only one axis of symmetry

A solid with four triangular faces

Part of a circle cut out by two radii

A solid with a regular cross section

The regular 3-sided polygon

A solid with a circular cross section