A square piece of paper has 4 equal sides. How many lines of symmetry does a square have?
A 4
B 2
C 1
D 0
SAMPLE 2
A rectangular piece of paper measures 12 cm by 8 cm. After cutting off a small square from one corner, the remaining shape has exactly 2 lines of symmetry. What is the total number of lines of symmetry the original rectangle had?
A 2
B 0
C 1
D 4
SAMPLE 3
A square piece of paper is folded along a line, and then a shape is cut out. When unfolded, the paper has exactly 4 lines of symmetry. Which of the following shapes could the original square have been cut into?
A A square with diagonal lines of symmetry
B A rectangle with only 2 lines of symmetry
C A circle with infinite lines of symmetry
D An isosceles triangle with 1 line of symmetry
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