Geometry Middle School Vocab

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Across
  1. 3. The quality of being made up of exactly similar parts facing each other or around an axis
  2. 7. an obtuse angle is greater than 90 degrees but is less than 180 degrees
  3. 10. a number, as of years, days, or minutes, representing an interval.
  4. 12. the perimeter of a circle.
Down
  1. 1. the side of a right-angled triangle opposite the right angle. The hypotenuse is the longest side of a right-angled triangle.
  2. 2. gives the relationship between the lengths of the sides of a right angled triangle. The theorem states: In a right angled triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.
  3. 4. the amount of space occupied by an object.
  4. 5. the line segment that includes the center and whose endpoints lie on the circle.
  5. 6. a measure of the force that gravity exerts on a body.
  6. 8. an angle whose measure is between 0-90 degrees
  7. 9. an angle that measures exactly 90 degrees.
  8. 11. two angles in the same plane that have a common vertex and a common side, but no common interior points.
  9. 13. a set of points on a plane that are equidistant from a given point (its center).