alleryA parallelogram with four lines of reflection symmetry must be which shape?
ARhombus
BRectangle
CSquare
DKite
Answer & Solution
Correct answer: C. Square
1. A rhombus and a non-square rectangle each have only two lines of symmetry.
2. A square joins both sets of lines: two diagonals and two midlines, giving four.
3. A kite has at most one line unless it is a rhombus.
_Source: Wikipedia, Parallelogram, section Symmetry_
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