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a figure having four equal sides and four right angles |
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a parallelogram with four right angles. All squares are rectangles. |
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an equilateral (all sides the same length) parallelogram (includes a square)
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a four-sided figure with one pair of parallel sides
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a four-sided figure with opposite sides parallel
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any polygon that has four sides
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having all sides equal.
All squares are equilaterals. Other shapes can be. Here is an equilateral triangle:
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having exactly two equal sides
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having three unequal sides
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having a right angle. Right angles are exactly 90ยบ
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lines that are the same distance apart
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