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https://mathsisfun.com/quadrilaterals.html
Quadrilaterals - Square, Rectangle, Rhombus, Trapezoid, Parallelogram
Quadrilateral just means four sides (quad means four, lateral means side). A Quadrilateral has four-sides, it is 2-dimensional (a flat shape),...
square rectanglequadrilateralsrhombustrapezoidparallelogram
https://www.interactive-maths.com/reflection-symmetry-in-quadrilaterals-ggb.html
Reflection Symmetry in Quadrilaterals (GGB)
In this activity we are going to look at the reflection symmetry of quadrilaterals. How many lines of symmetry does a square have? The red square has been...
reflectionsymmetryquadrilateralsggb
https://www.mathwarehouse.com/geometry/quadrilaterals/
Quadrilateral Family Tree. Explore rules of quadrilaterals, their angles and sides
Quadrilaterals classiifed with the classic family tree diagram--roll over each shape(rhombus, rectangle etc..) to see its unique properties.
family treequadrilateralexplorerulesangles
https://www.ixl.com/math/grade-7/find-missing-angles-in-quadrilaterals-ii?showVideoDirectly=true
IXL | Find missing angles in quadrilaterals II | 7th grade math
Improve your math knowledge with free questions in
7th grade mathixl findmissinganglesquadrilaterals