Page 33 - 新思维数学学生用书5 样章
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2 2D shape and pattern
Continued
b
6 Copy this grid onto squared paper for each part of this question.
a Colour the grid so that there are no lines of symmetry.
b Colour the grid so that there is exactly 1 line of symmetry.
c Colour the grid so that there are exactly 2 lines of symmetry.
d Colour the grid so that there are exactly 4 lines of symmetry.
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