CIRCLES

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Across
  1. 1. Region contained by two radii and an arc.
  2. 4. Part of a circle.
  3. 6. The perpendicular from the centre _____ the chord.
  4. 7. An angle whose vertex is the centre of the circle.
  5. 8. Region between the chord and the arc.
Down
  1. 2. Equal chords subtend equal angles at the _____.
  2. 3. Half of the diameter.
  3. 5. Longest chord of the circle.