Mathematics

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Across
  1. 2. equal chords of a circle are ___ from the center.
  2. 4. is a polynomial of degree two
  3. 6. if the sum of a pair of opposite angles of a quadrilateral is 180, the quadrilateral is ___.
  4. 7. The coordinate axes divide the plane into four parts called.
  5. 9. quadrilateral formed by joining the mid-points of the sides is a.
Down
  1. 1. the line segment joining the mid-points of two sides of a triangle is parallel to the.
  2. 3. If the diagonals of a quadrilateral bisect each other, then it is a.
  3. 5. arcs of a circle subtend equal angles at the center.
  4. 6. the collection of all the points in a plane, which are at a fixed distance from a fixed point in the plane, is called a.
  5. 8. angle is an angle in a semicircle is a right angle.