If ever a group of paintings embodied the truism that seeing authentic artworks in the flesh is far more powerful than seeing them in reproductions, it’s the “Irregular Polygons” of Frank ...

An irregular polygon is a polygon where this is not the case. Knowing the difference between regular and irregular polygons can help when working out the size of missing angles.

Irregular polygons are shapes that have sides and angles of different sizes. You can always identify the polygon by how many sides it has. For example a pentagon is always a shape that has 5 sides.

Frank Stella's Irregular Polygons Watch this introductory video for the Toledo Museum of Art exhibition "Frank Stella: Irregular Polygons" running April 7-July 24. The introduction features TMA ...

Only the orange triangle has 3 equal sides and 3 equal angles. This is a regular polygon. It is called an equilateral triangle. The other triangles are irregular polygons.

There are lots of different types of polygon. Find out about quadrilaterals, triangles, polygons and circles in this Second Level Maths guide from BBC Bitesize.

Crows are considered to be among the smartest creatures on Earth. They have cognitive abilities at the levels of five- to ...

Irregular polygons are shapes that have sides and angles of different sizes. You can always identify the polygon by how many sides it has. For example a pentagon is always a shape that has 5 sides.

There are lots of different types of polygon. Find out about quadrilaterals, triangles, polygons and circles in this Second Level Maths guide from BBC Bitesize.