Maths Crossword

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Across
  1. 3. a line segment extending from the center of a circle or sphere to the circumference or bounding surface.
  2. 5. a quadrilateral whose vertices all lie on a single circle.
  3. 9. Out line boundry of circle.
  4. 10. a set of points consisting of two points of the line called the endpoints.
Down
  1. 1. a line segment which intersects another line perpendicularly and divides it into two equal parts.
  2. 2. A triangle with 2 sides equal .
  3. 4. area enclosed between two redii and perimeter of the circle.
  4. 6. Longest chord of the circle.
  5. 7. the side opposite the right angle of a right-angled triangle.
  6. 8. a straight line connecting the opposite corners of a polygon through its vertex.