Circle Crossword

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Across
  1. 2. - Straight line that passes through a circle but contuines outside the circle
  2. 4. - A portion of the circumference of a circle
  3. 8. - an angle formed by two radii that meet at the exact center of a circle
  4. 11. - the single point where a tangent line touches a circle
  5. 13. - C=2πr
  6. 14. - a special arc that measures exactly 180 degrees representing half a circle
  7. 15. - a straight line that touches the circle at only one point
Down
  1. 1. - an arc that measures less than 180 degrees,made up of two end points
  2. 3. (x-h)² + (y-k)² = r²
  3. 5. - A line segment where both endpoints are on the circles edge
  4. 6. straight line that passes through center of the circle
  5. 7. has a center that is an equal distance from the edge
  6. 9. half of a circle’s diameter
  7. 10. - an arc that measures greater than 180 degrees named with three letters
  8. 12. -an angle in a circle whose vertex sits on the circumference and whose sides are chords of that circle.