Geometry Vocab

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Across
  1. 2. Distance across a circle that crosses through the center
  2. 4. Total measurement of all edges of a shape
  3. 6. Two straight lines that meet or intersect at right angles
  4. 9. Any four sided polygon
  5. 10. Distance from center to edge of a circle
  6. 11. A line that touches a circle at exactly one point
  7. 12. Diving a shape into two equal parts
  8. 13. The longest leg of a triangle
  9. 15. Perimeter of a circle
  10. 18. Transformation where a shape is flipped creating a mirror image
  11. 19. Formed by two rays
  12. 20. A pie-shaped part of a circle made of the arc and two radii
Down
  1. 1. Equation to find any missing side of a triangle
  2. 3. The center of a straight line
  3. 5. A shape having all equal sides
  4. 7. The chance of the occurrence of a specific event
  5. 8. Round shape, all points equidistant from the center
  6. 14. Three-sided, angles add up to 180
  7. 16. The shorter arc connecting two endpoints on a circle
  8. 17. Number of unit squares that cover surface of closed figure