Unit 1-3 Geometry

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Across
  1. 3. Has three equal sides
  2. 6. 2 words, forms a straight angle
  3. 8. The sum of any two sides of a triangle has to be _______________ (2 words) the third side
  4. 9. Forms right angles
  5. 12. More than 90*
  6. 13. A ____________ angle is formed when one of the sides of the triangle is extended
  7. 14. A _________ angle is 180*
  8. 15. A line that intersects 2 or more lines
  9. 17. Adds to 90*
Down
  1. 1. Has no equal sides
  2. 2. Adds to 180*
  3. 4. Lines that never meet are _______________
  4. 5. A three sided polygon
  5. 7. __________ angles are opposite each other when lines intersect
  6. 10. In the same position
  7. 11. Has two equal sides
  8. 16. Less than 90*