Vocabulary 7: Trigonometry And Coordinate Geometry (Not On Final)

24 Questions | Total Attempts: 23

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Coordinate Geometry Quizzes & Trivia

This quiz covers 30 definitions important in trigonometry.  From the definition, you need to identify the correct term in your geometry vocabulary.  Spelling counts.  Good luck!


Questions and Answers
  • 1. 
    In a right triangle, the sum of the squares of the measures of the legs equals the square of the measure of the hypotenuse.
  • 2. 
    An angle formed by a horizontal line and the line of sight to an object below the level of the horizontal.
  • 3. 
    An angle formed by a horizontal line and the line of sight to an object above the level of the horizontal.
  • 4. 
    For an acute angle of a right triangle, the ratio of the length of the leg adjacent to the acute angle to the length of the hypotenuse.
  • 5. 
    For any positive numbers a and b, the positive number x such that a/x = x/b.
  • 6. 
    For any triangle where a, b and c represent the measures of sides opposite angles with measures A, B, and C, respectively:             a2 = b2 + c2 - 2bc cosA            b2 = a2 + c2 – 2ac cosB   and             c2 = a2 + b2 – 2ab cosC
  • 7. 
    For any triangle where a, b and c represent the measures of sides opposite angles with measures A, B, and C, respectively: sinA/a = sinB/b = sinC/c
  • 8. 
    A set of numbers a, b, and c such that a2 = b2 + c2.
  • 9. 
    For an acute angle of a right triangle, the ratio of the length of the leg opposite the acute angle to the length of the hypotenuse.
  • 10. 
    Finding the measures of all the angles and sides of a triangle.
  • 11. 
    For an acute angle of a right triangle, the ratio of the length of the leg opposite the acute angle to the length of the leg adjacent to the acute angle.
  • 12. 
    The study of the properties of triangles and trigonometric functions and their applications.
  • 13. 
    In the proportion a/b = c/d, the values ad and bc.  The proportion is true if and only of these are equal.
  • 14. 
    In the proportion a/b = c/d, the values b and c.
  • 15. 
    A relationship between input and output, in which one or more operations are performed on the input to get the output, and there is exactly one output for each input.
  • 16. 
    A technique for graphing a linear equation by locating the x- and y-intercepts
  • 17. 
    An equation that can be written in the form Ax + By = C, where A, B and C are real numbers, with A and B not both 0.
  • 18. 
    A pair of numbers given in a specific order, used to locate points in a plane.
  • 19. 
    Three numbers given in a specific order, used to locate points in three dimensional space.
  • 20. 
    The form of equations given as a/b = c/d, that states that two ratios are equivalent.
  • 21. 
    A comparison of two numbers using division.
  • 22. 
    For linear equations, an equation that can be written in the form Ax + By = C, where A, B and C are real numbers, with A and B not both 0.
  • 23. 
    Two sets of data plotted as ordered pairs in a coordinate plane.
  • 24. 
    A group of two or more equations with the same variables.