Page 128 - NUMINO Challenge_M2
P. 128
Problem solving Key Point
1 Find which shape cannot be unfolded to make Imagine the cut
paper unfolding in
the given shapes when a square paper is folded the opposite
twice as shown below. direction in which it
was folded.
2 A square paper was folded and cut to make the Fold the unfolded
paper in the same
figure shown below. Draw where the folded paper way as it was folded
and cut first time
was cut, and color the cut part in black. and think about the
shape of the cut at
each step.
125Spatial Sense
1 Find which shape cannot be unfolded to make Imagine the cut
paper unfolding in
the given shapes when a square paper is folded the opposite
twice as shown below. direction in which it
was folded.
2 A square paper was folded and cut to make the Fold the unfolded
paper in the same
figure shown below. Draw where the folded paper way as it was folded
and cut first time
was cut, and color the cut part in black. and think about the
shape of the cut at
each step.
125Spatial Sense
