CROSSWORD PUZZLE 1

1234567891011
Across
  1. 5. digit has same place value and face value
  2. 6. a 3-sided polygon
  3. 10. two or more circles having same centre
  4. 11. a flat surface which extends indefinetly in all directions
Down
  1. 1. 10 tenths =
  2. 2. a tool used to measure and draw angles
  3. 3. one-tenth of 1000
  4. 4. a fraction that has 1 as its numerator
  5. 7. an angle whose measure is greater than 90degrees
  6. 8. number a whole number greater than o that has exactly two factors
  7. 9. smaller than 180 degrees
  8. 10. Successor of CXLIX in Roman Numerals