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Tangram

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  • ____________ has 4 sides and 4 equal angles.
    A rectangle
  • ________ has 3 sides and 3 angles.
    A triangle
  • __________ has 4 equal sides and 4 equal angles.
    A square
  • An acute angle
  • A right angle measures ______ .
    90 degrees.
  • A right angle.
  • An obtuse angle
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