SET 2

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Across
  1. 3. - Preserved remains or traces of ancient living organisms
  2. 6. - Arrangement allowing a customer to obtain goods before payment
  3. 8. - Variety of plant and animal life coexisting in an ecosystem
  4. 9. - Mathematical statement proving two expressions are equal
  5. 10. - Money borrowed that must be repaid over time with interest
Down
  1. 1. - Mountain opening that erupts hot lava, ash, and gases
  2. 2. - Vast systems comprising billions of stars, dust, and dark matter
  3. 4. - Slice of a circle bounded by two radii and an arc
  4. 5. - Straight line from the center of a circle to its outer edge
  5. 7. - Distribution of a portion of a company's earnings to shareholders