GM14
Plane Figures & Properties
Extend plane-shape knowledge: classify quadrilaterals and polygons by their sides, angles, diagonals, and symmetry, distinguish regular from irregular polygons, and use these properties to solve problems.
The Quadrilateral Family: Sorting by Sides and AnglesComplete the earlier lesson to unlock
Reading the Diagonals: A Quadrilateral's Hidden FingerprintComplete the earlier lesson to unlock
Angle Sums: How the Angles Inside a Polygon Add UpComplete the earlier lesson to unlock
Exterior Angles and the Signature of a Regular PolygonComplete the earlier lesson to unlock
Symmetry, and Putting Every Lens TogetherComplete the earlier lesson to unlock
Unit review reward