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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.

  1. __________ rectangles are parallelograms.

  2. __________ triangles have three lines of symmetry.

  3. __________ trapezoids are quadrilaterals.

  4. __________ hexagons have three pairs of parallel sides.

  5. __________ rectangles are squares.

  6. __________ triangles have two right angles.