🔢 Mathematics · Geometry
Types of angles (age 11+)
Use conventional geometric terms and notation to describe, sketch, and draw points, lines, parallel and perpendicular lines, right angles, regular polygons, and reflectively/rotationally symmetric polygons
Typical age: 11–13 years
“If you ask your child to describe a triangle using proper geometry notation — naming its angles and sides with letters — can they do it clearly enough for someone else to draw it?”
0 / 3 mastered