Algebraic Thinking Terms

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 1. A statement that is made to reply to a question or request or criticism or accusation (6)
  2. 4. The linear extent in space from one end to the other (6)
  3. 9. A straight line connecting the center of a circle with two points on its perimeter (8)
  4. 11. A quantity that is added (8)
  5. 13. A person who pleads for a cause or propounds an idea (8)
  6. 14. The boundary line encompassing an area or object (13)
  7. 15. To make ___ or easier or reduce in complexity or extent (8)

Down

  1. 1. A particular geographical region of indefinite boundary (4)
  2. 2. A homogeneous mixture of two or more substances (8)
  3. 3. A mathematical statement that two expressions are equal (8)
  4. 5. The boundary line or the area immediately inside the boundary (9)
  5. 6. A three-sided polygon (8)
  6. 7. Something that is likely to vary (8)
  7. 8. Ellipse in which the two axes are of equal length (6)
  8. 10. The extent of something from side to side (5)
  9. 12. A quadrilateral with two parallel sides (9)