Mathematics

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Across
  1. 2. a polynomial having degree 4
  2. 5. polynomials having 3 terms
  3. 6. an angle less than 360 degree and more than 180 degree
  4. 7. a triangle in which all the three sides have different lengths
  5. 8. a figure which has equal diagonals and equal sides
Down
  1. 1. a quadrilateral which has unequal diagonals and equal sides
  2. 3. the longest chord of a circle
  3. 4. a triangle having 2 equal sides