Unit 3: Right Triangle Trigonometry

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Across
  1. 6. the branch of mathematics dealing with the relations of the sides and angles of triangles.the relevant functions of any angles.
  2. 7. the side is the one across from a given angle. the side across from the hypotenuse.
  3. 9. an edge is a particular type of line segment joining two vertices in a polygon.A triangle has 3, a polygon has 4 of them
  4. 12. a shape, formed by two lines or rays diverging from a common point.is the figure formed by two rays.
  5. 13. the trigonometric function of the complement of an angle or arc.The antonym of function
  6. 16. the side is next to a given angle.The one other than the hypotenuse.
  7. 17. an angle of 90°.as in a corner of a square or at the intersection of two perpendicular straight lines.
  8. 18. is referred to as ~p → ~q.NOT or negating the statement.
  9. 19. the length of the opposite side. the length of the hypotenuse.
Down
  1. 1. the longest side of a right-angled triangle.the side opposite the right angle.
  2. 2. Anything parallel to the horizon is called_____. Opposite of vertical.
  3. 3. the length of the adjacent side. the length of the hypotenuse.
  4. 4. denotes the angle from the horizontal downward to an object.An observer's line of sight would be below the horizontal.
  5. 5. The angles opposite each other when two lines cross.the opposite of horizontal.
  6. 6. a polygon with three edges and three vertices.It is one of the basic shapes in geometry.
  7. 8. a line from an observer's eye to a distant point.a line from an observer's eye to a distant point.
  8. 10. the length of the opposite side. the length of the adjacent side.
  9. 11. denotes the angle from the horizontal upward to an object.An observer's line of sight would be above the horizontal
  10. 14. usually denoted by °.is a measurement of a plane angle in which one full rotation is 360 degrees
  11. 15. a comparison of two (or more) quantities.one number to another number is the quotient of the first number divided by the second number.