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115_G4U11_G4U23_WB˜ ˙—» ¿º 2011.5.23 7:3 PM ˘ ` 16
115-P1-2
2. Color different trapezoids in a set of tangram pieces.
Example
a.
A trapezoid has a pair of c.
parallel sides.
b.
d. e.
115-P1-2
2. Color different trapezoids in a set of tangram pieces.
Example
a.
A trapezoid has a pair of c.
parallel sides.
b.
d. e.
