Answer the following questions:


How many tangram pieces have at least one right angle? 

How many tangram pieces have angles which are larger than right angles? 

How many tangram pieces have more than one right angle? 

How many tangram pieces have one or more angles smaller than a right angle? 
Build a square using any 2 pieces. Now try to build one using 3, then 4, 5, 6 and 7 pieces.

Build a rectangle (squares don't count here!) using any 2 pieces. Now try using any 3, then 4, then 5, 6 and 7 pieces.


How many different sized trapezoids can you build?
