AISL Unit 5 Vocabulary Crossword

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Across
  1. 5. The amount of space in a certain 3D object (measured in cubic units)
  2. 8. When two parallel lines are cut by a transversal, then the pairs of _________ are congruent
  3. 9. Type of angle that is more than 90º
  4. 10. Describes direction, always measured clockwise from north
  5. 11. Type of angle that is 90º
  6. 12. Angle below the horizontal
  7. 13. Used when given 2 sides and the angle between them OR all 3 sides and no angles (a^2 = b^2 + c^2 - 2bc(CosA)
  8. 14. Used with Opposite/Adjacent in SOHCAHTOA
  9. 16. The case of the letters used to indicate an angle in the law of sines formula, law of cosines formula, and area of a non-right angle formula
  10. 17. The side across from the right angle in a right triangle (The "H" in SOHCAHTOA)
  11. 19. Used when given the length of a side, the size of the angle opposite that side, and one other side or angle (SinA/a = SinB/b = SinC/c)
  12. 20. Type of angle that is less than 90º
  13. 21. The side next to angle θ in a right triangle (The "A" in SOHCAHTOA)
Down
  1. 1. Angle above the horizontal
  2. 2. Used with Hypotenuse/Adjacent in SOCAHTOA
  3. 3. What the formula A = (1/2)abSinc is used to find
  4. 4. The mnemonic device used to remember when to use sine, cosine, or tangent
  5. 6. The case of the letters used to indicate a side in the law of sines formula, law of cosines formula, and area of a non-right angle formula
  6. 7. a^2 + b^2 = c^2
  7. 15. The side across from angle θ in a right triangle (The "O" in SOHCAHTOA)
  8. 18. Used with Hypotenuse/Opposite in SOHCAHTOA
  9. 22. θ (variable for angle)