geometry and other math

12345678910111213
Across
  1. 3. a 3d shape the is a triangle with a square base
  2. 5. the corner of a polygon
  3. 7. the amount of space around a shape
  4. 9. two lines that are equal to each other
  5. 12. angle a angle with exactly 90 degrees
  6. 13. a 2d shape that makes a 3d shape when folded up
Down
  1. 1. a triangle with no equal sides
  2. 2. a ordred pair of numbers with a x cord and y cord
  3. 4. the amount of squares inside a 2D shape
  4. 5. the amount of 3d cubes that can fit in a shape
  5. 6. a polygon with all equal sides
  6. 8. the amount of size around a shape
  7. 9. a 3d shape that has hight length and with
  8. 10. a shape formed by sides
  9. 11. triangle a triangle with two equal sides