math

12345678910111213
Across
  1. 5. the distance from its center to any point on its edge (or surface)
  2. 6. in the middle
  3. 8. the total distance
  4. 9. ciramfence
  5. 10. in the middle
  6. 11. the straight line segment passing through the center
  7. 12. two angles that share a common vertex
Down
  1. 1. composite
  2. 2. those angles that sum up to 180 degrees
  3. 3. how high you jump and angles
  4. 4. support
  5. 7. a half circle
  6. 13. a round shape