Parallel sides
present or absent
G3–4
How this one works
How
look for two sides that would never meet, however far you ran them.
Best when
you are telling quadrilaterals apart from each other.
The same problem, other ways
Try “number line” or “4.5D”
present or absent
G3–4
How this one works
look for two sides that would never meet, however far you ran them.
you are telling quadrilaterals apart from each other.
The same problem, other ways