geometry cross word

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Across
  1. 5. Triangle – A triangle with one 90-degree angle.
  2. 9. Angle – An angle formed outside a polygon when one side is extended.
  3. 11. – Two angles that add up to 180 degrees.
  4. 13. – Two angles that add up to 90 degrees.
  5. 14. – A triangle with all sides of different lengths.
  6. 15. – The exact middle point of a line segment.
  7. 17. – Lines that never intersect and are equidistant.
  8. 18. Sum – The theorem stating the sum of a triangle's angles is 180 degrees.
  9. 19. – Formed by two rays with a common endpoint.
  10. 21. Exterior – Angles on opposite sides of a transversal, outside two parallel lines.
  11. 22. – Lines that intersect to form a right angle.
Down
  1. 1. Angle – An angle inside a polygon, formed by two adjacent sides.
  2. 2. – The longest side of a right triangle.
  3. 3. that have the same shape and size.
  4. 4. Angles – Angles that are in the same relative position at each intersection of a transversal with two lines.
  5. 6. – A statement that has been proven based on previously established statements.
  6. 7. – A line or segment that divides another into two equal parts.
  7. 8. – A statement accepted as true without proof.
  8. 10. Angles – Angles opposite each other when two lines intersect.
  9. 12. – A triangle with all three sides of equal length.
  10. 16. – A triangle with at least two equal sides.
  11. 20. Interior – Angles on opposite sides of a transversal, inside two parallel lines.