Geometryi VOCABB

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Across
  1. 3. two angles that add up to 180
  2. 5. Relating to a theorem that helps right triangles
  3. 6. the perimeter of a circle
  4. 7. The act of moving something on a graph counter/clockwise
  5. 8. 3.14159…
  6. 9. 2 figures having something in common equally
  7. 11. A 3D triangle with a circle base
  8. 14. sub unit in math dealing with shapes and angles
  9. 16. a 4 sided shape with 1 pair of parallel lines
  10. 17. a normal 3D shape
  11. 18. angle smaller than 90 degrees
  12. 20. the measurement of 2 rays coming in contact
  13. 21. twice the radius
Down
  1. 1. A 3D circle
  2. 2. a 4 sided shape with 2 pairs of parallel lines
  3. 4. 2 squares side by side
  4. 8. A 5 sided shape
  5. 10. half of the diameter
  6. 12. greater 90 degrees
  7. 13. 2 lines that cross to create a 90 degree angle
  8. 15. Area the area of such an outer part or uppermost layer
  9. 19. a line perpendicular to the circles radius