Words and phrases in Maths

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Across
  1. 4. something related to km^2/cm^2/m^2
  2. 8. name of the longest side of a shape
  3. 9. number with a decimal which is never ending
  4. 11. A ratio used in maps
  5. 13. name of a branch of maths which deals with a right angle shape and it’s sided and angles
  6. 14. a set amount used in banks involving currencies
Down
  1. 1. the thing common in the numbers 1,3,6,10
  2. 2. related to circles and boundaries
  3. 3. also known as boundary/surrounded something
  4. 5. something related with bases and powers
  5. 6. name of the formula used to find an unknown side of a shape
  6. 7. a branch of maths that deals with a language made up of symbols and relations
  7. 10. when two fractions or ratios are equal
  8. 12. it never waits and is something related to hours, minutes and days