Unit 1: Area and Surface Area

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Across
  1. 3. a two-dimensional representation of a three-dimensional shape
  2. 6. the sum of the area of all of the faces
  3. 8. lines that cross each other to form a 90° angle or right angle
  4. 9. the distance between the base and its opposite side or vertex when forming a right angle
  5. 11. breaking them apart to make more than one new shape
  6. 12. a quadrilateral that has two pairs of opposite sides that are parallel and equal length
Down
  1. 1. a straight side of a two-dimensional shape
  2. 2. to move the position of pieces of a figure to make a new shape
  3. 4. Each flat side of a polyhedron
  4. 5. the number of unit cubes needed to fill the shape
  5. 7. the space inside of a two-dimensional figure expressed in square units
  6. 8. a closed two-dimensional shape with straight sides that do not cross each other
  7. 10. a closed three-dimensional figure with flat sides