MATHS CROSSWORD

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Across
  1. 1. a polynomial of degree three
  2. 5. twice of radius
  3. 7. mean of first ten even natural number
  4. 8. a polynomial that consists of one term
Down
  1. 2. linear equations in two variables has this many solutions
  2. 3. its a cyclic quadrilateral
  3. 4. degree of a constant polynomial
  4. 6. only two pairs of opposite sides are equal