In 1867, French mathematician Pierre Ossian Bonnet proved something that seemed like common sense: if you know how far apart ...

It's time for another edition of Maths Matter on RTÉjr. Have a listen to what Julie and Phil have to say about geometry in this one. Julie explains more below... Patterns and sequences exist in ...

Area is the amount of space taken up by a surface or a 2-D shape. It is measured in squares with metric units mm², cm², m² and km². Module 1 (M1) - Geometry & measures - Circumference & area of ...

Dan Malouff is a transportation planner for Arlington and an adjunct professor at George Washington University. He uses this byline for Photo Friday posts, but you can find his other writing under the ...