HBS Math Support

Ch 11: Squares and Rectangles

Videos

Intro to Quadrilateral - Khan Academy
Properties of a rectangle - MooMoo Math
Classifying shapes by lines and angles – Khan Academy

Classifying shapes by line and angles types (video) | Khan AcademySal categorizes shapes based on their sides and angles.

Intro to quadrilateral (video) | Khan AcademyLearn the term quadrilateral as well as trapezoid, parallelogram, rectangle, rhombus, and square.

Virtual Manipulatives

GeoBoard – Didax
Polygons – Mathigon

Polypad – Virtual Manipulatives – MathigonVirtual manipulatives, dynamic geometry, graph plotting, data science and more: explore the ultimate mathematical playground!

Practice

Online Games

Vocabulary

Square
Rectangle
Right angle
Parallel

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