Geometry

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Across
  1. 2. a closed shape made up of straight lines
  2. 5. the outline to a circle
  3. 7. Base x Width x Height
  4. 8. Length x Width
  5. 10. 8 sided shape
  6. 11. Area, the sum of all the areas of the individual shapes on the 3D object
  7. 13. a line that extends to the infinity in one direction
  8. 14. segment, a line that has 2 distinct end points
  9. 16. The length of a straight line going through the circle
  10. 18. all sides on the triangle are equal in length
  11. 19. The length of a straight line going halfway through the circle
Down
  1. 1. length on a triangle
  2. 3. an angle more than 90 degrees
  3. 4. made by 2 rays
  4. 5. an angle equal to 90 degrees
  5. 6. 5 sided shape
  6. 7. a point on a shape
  7. 9. all 3 sides of the triangle are different lengths
  8. 11. 2 sides are equal while one of them is a
  9. 12. the outline of an object
  10. 15. a polyhedron that has a polygon base
  11. 17. an angle less than 90 degrees