Edexcel IGCSE Maths 復(fù)習(xí)筆記 4.2.1 Angles in Polygons
Edexcel IGCSE Maths 復(fù)習(xí)筆記 4.2.1 Angles in Polygons What is a polygon? A?polygon?is a flat (plane) shape with n straight sidesFor example: A triangle is a polygon with 3 sidesA quadrilateral poly...