Each square on the grid represents 1 square meter.

what is the approximate area of this ice skating pond?

a.
about 45 m2

b.
about 60 m2

c.
about 65 m2

d.
about 70 m2

If the angle bisectors of a pair of opposite angles of a quadrilateral are the opposite sides of a parallelogram formed by the two angle bisectors and two sides of the quadrilateral, is the quadrilateral always a parallelogram? explain your answer.