Question 262467

Part A; What are all quadrilaterals with all sides that are congruent?
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Rhombuses (including squares, which are usually considered special
cases of rhombuses)
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Part B; What are all quadrilaterals with all sides that are congruent and have all congruent angles?
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Squares
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Part C; What are all quadrilaterals with only the opposite sides are congruent?
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Parallelograms.

Edwin</pre>