Geometric shapes are a type of mathematical shape that can be described using equations and measurements. The crossword solutions for the term 'geometric shapes' include tori (4 letters), pentagons (9 letters), squares (7 letters), circles (7 letters), cones (5 letters), and SPHERES (7 letters). Tori are doughnut-shaped objects, pentagons have five sides, squares have four equal sides, circles are round with no sides, cones have a circular base and a pointed top, and SPHERES are round with no edges.