IS JUST A STRAIGHT LINE.

ENY LINE POINT WITH ONE ENDPOINT AT THE CENTER AT OF THE CIRCLE

ANY LINE SEGMENT THAT PASSES THROUGH THE CENTER

ANY LINE SEGMENT THAT HAS ITS END POINT ON THE CIRCLE.

A CENTER IS A . IN THE MIDDLE WITH OF A CIRCLE

A HEXAGON HAS 6 SIDES.

A OCTOGON HAS 8 SIDES.

OPPISITE SIDES ARE PARALLEL .

IS A POLYGON AND HAS FOUR SIDES .FOUR RIGHT ANGLES.

HAS FOUR SIDES SAME LENGTH. 4 RIGHT ANGLES.

ONLY ONEPAIR OF PARALLEL SIDES.

3 SIDES 3 ANGLES

OPPOSITE SIDES ARE PARALLEL OR THE SAME LENGTH .

4 SIDES 4 ANGLES

5 SIDES 5 ANGLES

ALL SIDES ARE EQUAL AND ALL ANGLES ARE EQUAL.