Math Math Math!

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Across
  1. 4. An arrangement of object in equal rows
  2. 6. A fraction with 1 as it's numerator
  3. 7. A whole number greater than 0 that has exactly two factor pairs, 1 and itself.
  4. 8. This part of a fraction indicates into how many equal parts the whole is divided
  5. 9. A math sentence using the equal sign to state that two expressions represent the same number
  6. 10. The distance around a circle
  7. 12. The answer to an addition problem.
  8. 14. an angle whose measure is greater than 90 degrees and less than 180 degrees
  9. 15. Polygons that have the same shape and size
  10. 16. The amount something is worth
Down
  1. 1. Two lines that are ______ if they intersect to form a right angle
  2. 2. A four-sided figure with opposite sides that are parallel
  3. 3. The outside length of a given shape
  4. 4. A triangle in which all three angles are acute
  5. 5. A quantity to be divided
  6. 11. An angle whose measure is 90 degrees
  7. 13. A whole number with more than 2 factor pairs