Owen b 5th math

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Across
  1. 2. a shape that has at least 3 straight line and angles
  2. 5. a polygon that is equilateral and equiangular
  3. 6. a prism is a polyhedron comprising an n-sided polygon base
  4. 7. the total space taken up by a 2d shape
  5. 9. the distance around the edge of a shape
  6. 10. The surface area of a solid object is a measure of the total area that the surface of the object occupies.
  7. 11. angle of exactly 90 degrees
  8. 14. a triangle in which all three sides are in different lengths
Down
  1. 1. a pair of points that locate a 2d plain
  2. 3. point where two or more curves, lines, or edges meet or intersect.
  3. 4. Volume is a measure of regions in three-dimensional space.
  4. 8. 2 lines that intersect at each others 90* angle
  5. 9. a pyramid is a polyhedron formed by connecting a polygonal base and a point
  6. 12. Triangle a triangle that has equal sides
  7. 13. a 2d shape that can be folded to become a 3d shape