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116_G3U7_WB_CA_˙—» ¿º 2011.4.5 8:21 PM ˘ ` 23 PDF_In 2540DPI 150LPI T
116-S1-1
1. How many right angles can be found in the figure below?
2. Tangram pieces are made by dividing a square into seven pieces. Find
the piece that includes both an acute angle and an obtuse angle.
A D
B G
C
E
F
116-S1-1
1. How many right angles can be found in the figure below?
2. Tangram pieces are made by dividing a square into seven pieces. Find
the piece that includes both an acute angle and an obtuse angle.
A D
B G
C
E
F
