Chapter 8 Vocabulary

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Across
  1. 3. Comes from two Greek terms, trigon meaning triangle, and metron, meaning measure.
  2. 4. When the means of a proportion are the same number, that number is called the __________ mean of the extremes.
  3. 5. The angle of _______ is the angle formed by a horizontal line and an observer's line of sight.
  4. 7. The angle of _______ is the angle formed by a horizontal line and an observer's line of sight to an object below the horizontal line.
  5. 8. Type of triangle that has a 90 degree angle.
Down
  1. 1. This is another name for height of the triangle.
  2. 2. The Theorem used to find side lengths of right triangles.
  3. 3. A _______ ratio is a ratio of the lengths of two sides of a right triangle.
  4. 6. A Pythagorean _______ is a set of three nonzero whole numbers a, b, and c, such that a^2 + b^2 = c^2.