Math Vocabulary Week 2

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Across
  1. 2. The distance around a circle. 2 x pi x r
  2. 5. the continuous line forming the boundary of a closed geometric figure.
  3. 6. a straight line that cuts a curve in two or more parts
  4. 9. The unit used to measure area.
  5. 10. Location where lines or angles meet
  6. 12. The distance from the center of the circle to the edge of circle. (1/2 of diameter)
  7. 13. A triangle containing a 90 degree angle
  8. 14. measurement of a surface
  9. 15. a rate, number, or amount in each hundred
Down
  1. 1. A triangle with 3 acute angles.
  2. 3. A line segment connecting two points on a curve
  3. 4. A part of a line with 2 endpoints.
  4. 7. The distance of a line passing thru the center of a circle, touching the edges of the circle
  5. 8. A triangle with 1 obtuse angle.
  6. 11. A straight, 2 dimensional figure that continues in both directions.
  7. 13. A line extending from a point.