Maths Crossword: Euclid's Geometry

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Across
  1. 4. A polygon with three sides.
  2. 5. A straight ______ has no curves.
  3. 8. A logical statement that can be proved using axioms
  4. 9. A closed curve with all points equidistant from its center.
  5. 10. A branch of mathematics dealing with shapes and sizes.
Down
  1. 1. A two-dimensional figure with only length and breadth.
  2. 2. A basic assumption specific to geometry.
  3. 3. Greek mathematician known as the "Father of Geometry"
  4. 6. A dot that shows position, but has no dimension.
  5. 7. A fundamental truth or assumption in mathematics.