Maths

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Across
  1. 2. Who invented the equals sign (=)?
  2. 5. What is the name for the longest side of a Right Angled Triangle?
  3. 8. Who discovered Zero(0)?
  4. 10. Name the Polygon that have 15 sides?
  5. 11. Angle greater than 360° but less than 180° are called _____ angles
Down
  1. 1. The distance of a point from th point from the y-axis scaled with the x-axis?
  2. 3. A part of line that has two endpoints?
  3. 4. Where was Abacus invented?
  4. 6. What comes after a Trillion?
  5. 7. A part of line that has starting point but no end point?
  6. 9. Who is known as the prince of Mathematics in India?