Do the assigned problems following the lesson discussion. Find the area of various polygons and of a circle. Circle A closed figure that begins and ends at the same point.
All points are the same distance from the center of the circle.
Parallelogram A four-sided figure with two pairs of parallel and equal sides. Polygon A plane figure with three or more sides. Rectangle A parallelogram with four right angles. Trapezoid A four-sided figure with one pair of parallel sides. Triangle A three-sided polygon.