Chapter 7 Vocab

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Across
  1. 3. a point where two rays (lines) meet
  2. 7. Two or more angles that add up to 180°
  3. 11. Flat surface that goes on forever
  4. 12. Angle that measures exactly 90°
  5. 13. 3D Shape with two congruent parallel faces
  6. 14. Angle that measures exactly 180°
  7. 17. Triangle with all acute angles
  8. 18. Angle that measures greater than 90° but less than 180°
  9. 20. angles that are next to each other, they share a ray.
Down
  1. 1. Triangle with all different sides
  2. 2. Triangle with two sides the same length
  3. 4. Triangle with one 90° angle
  4. 5. Triangle with one obtuse angle
  5. 6. Where two faces meet and from a line segment
  6. 8. 3D shape with one base and all other triangles
  7. 9. Triangle with all sides the same length
  8. 10. Angle that measures less than 90°
  9. 15. two or more angles that add up to be 90°
  10. 16. Angles opposite each other formed by intersecting lines, are congruent
  11. 19. A flat surface