Quadrilaterals

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Across
  1. 2. , A rhombus can be a _____________.
  2. 5. If the diagonals of a quadrilateral bisect each other at right angles, then it is a ___________.
  3. 7. If APB and CQD are two parallel lines, then the bisectors of the angles APQ, BPQ, CQP and PQD form _____________.
  4. 8. , The figure obtained by joining the mid-points of the sides of a rhombus, taken in order, is a ____________.
  5. 9. If angles A, B, C and D of the quadrilateral ABCD, taken in order, are in the ratio 3:7:6:4, then ABCD is a _____________.
Down
  1. 1. The quadrilateral whose all its sides are equal and angles are equal to 90 degrees, it is called __________.
  2. 3. In a parallelogram, opposite angles are _____________.
  3. 4. A diagonal of a parallelogram divides it into two congruent ______________.
  4. 6. If the length of the diagonals of a quadrilateral are equal it is a _______________ .