Mathematics

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Across
  1. 4. / multiple points on the same line
  2. 5. / i am the unit of an area.
  3. 8. / longest cord of the circle
  4. 9. / I am a rhombus with equal diagonals
  5. 10. / sum of all angles is 180 degree
  6. 11. / an arrangement which follows a set of numbers in a particular order or pattern
Down
  1. 1. / x axis and y axis
  2. 2. / highest power of an equation
  3. 3. / Brackets comes first and Subtraction comes last
  4. 6. / There is a x axis and y axis attached to me.
  5. 7. / sum of all angles is equal to 360