Problem of the Week
Problem A
Shape Statements
Make each of the following statements true by filling in the blanks with either:
All, Some, or No.
Justify each choice.
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__________ rectangles are parallelograms.
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__________ triangles have three lines of symmetry.
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__________ trapezoids are quadrilaterals.
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__________ hexagons have three pairs of parallel sides.
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__________ rectangles are squares.
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__________ triangles have two right angles.