Geometry Crossword

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Across
  1. 4. What word means to have the same measurement?
  2. 5. Which word means the whole length of the inside of the circle?
  3. 7. What word means the whole inside of the circle?
  4. 9. What line has 2 endpoints?
Down
  1. 1. what shape has all sides congruent and all interior angles are congruent?
  2. 2. What word means the distance around a circle?
  3. 3. What line has 2 rays that meet at a common endpoint (Vertex)?
  4. 6. What word means halfway across the circles inside?
  5. 8. What word means the middle of the circle?