MATH

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Across
  1. 4. a shape made with two basic shapes
  2. 6. a shape with three sides
  3. 8. The length across the circle
  4. 9. the size inside of a shape
Down
  1. 1. opposite sides are parallel
  2. 2. The length across the circle times pi
  3. 3. the size of the outside of a shape
  4. 5. 3.14
  5. 7. half the length of a circle