Year 8 Maths

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Across
  1. 3. straight length across the middle of a circle
  2. 4. what is the name of the angle that is larger than 90 degrees but smaller than 180 degrees
  3. 5. what is the perimeter of a circle called?
  4. 9. angles around a _______ add up to 360
  5. 11. what are lines that never meet called?
  6. 12. vertically _________ angles are equal
  7. 13. mathematical name for a greek symbol that has the value of 3.1415...
  8. 14. a 'slice' of the circle contained within two radii (looks like a pizza slice)
Down
  1. 1. what is the name of the tool we use to measure angles?
  2. 2. angles that make a 'Z' shape on parallel lines
  3. 6. angles that make a 'C' shape on parallel lines
  4. 7. what type of angle is exactly 90 degrees?
  5. 8. angles that make a 'F' shape on parallel lines
  6. 10. straight length from the middle point to the edge of the circle