Shapes Lesson Topic Index | Grade 3 Math | Elementary Test Prep | StudyZone
 Shapes are Plane Figures that lie on a flat surface. Shapes can be polygons → A closed plane figure made up of line segments. A polygon with 3 sides A polygon with 5 sides A polygon with 8 sides hexagon A polygon with 6 sides
 A 4-sided figure with 4 right angles and opposite sides parallel and the same length A 4-sided figure that has 4 equal sides and 4 right angles A 4-sided figure that has exactly one pair of parallel sides A 4-sided figure with 2 pairs of parallel sides and all sides the same length
 A circle is also a plane figure. A circle is a plane figure in which all the points are the same distance from a point called the center.
 You can use geometric shapes to help describe real-world objects. Example 1: Name the shape. The flag is a rectangle.                                            It is a 4-sided figure with 4 right angles and                                           opposite sides parallel and the same length.
 Example 2: Name the shape. This sign is a triangle.                                            It is a polygon with 3 sides. Example 3: Name the shape. The sign the boy is holding is an octagon.                                             It is a polygon with 8 sides

 Remember: Shapes are Plane Figures that lie on a flat surface.

Click on the apple for practice.

 Topic Index | Grade 3 Math | Elementary Test Prep | StudyZone Created by Carol Carroll Updated by Pat Delia Copyright © 2001-06 Oswego City School District