jackara crossword

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Across
  1. 2. side is next to a given angle.
  2. 5. looks down the angle between the horizontal line of sight and the object
  3. 6. unit for measuring the size of an angle.
  4. 9. looks up the angle between the horizontal line of sight and the object.
Down
  1. 1. the longest side of a right-angled triangle, the side opposite the right angle.
  2. 2. is the union of two rays that share a common endpoint.
  3. 3. polygon with three edges and three vertices.
  4. 4. a branch of mathematics that studies relationships between side lengths and angles of triangles.
  5. 7. side is the one across from a given angle.
  6. 8. lengths of the sides of a right-angled triangle to its interior angles.