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PLANE SHAPES

Triangles, rectangles, squares, circles, etc., are plane shapes or figures. A

plane shape can have sides and vertices.

The corner of a plane figure is called its vertex. The plural of vertex is vertices.
A straight line that forms a plane figure is called its side.

Let us know more about plane shapes.

Rectangle: This is a rectangle.
Vertex Side Vertex
• A rectangle has four sides.

• It has four corners (vertices). Side RECTANGLE Side

• The opposite sides of a rectangle
are equal. Vertex Side Vertex

Square: This is a square. Triangle: This is a triangle.

Side Vertex
Vertex Vertex

Side
Side
Side SQUARE Side TRIANGLE

Vertex Vertex
Vertex Side Vertex Side

• A square has four sides. • A triangle has three sides.

• It has four vertices. • It has three vertices.

• All the sides of a square are

equal. Oval: This is an oval.

Circle: This is a circle. OVAL

• A circle is a round
figure. CIRCLE • An oval is also round but

• It has no sides and different from a circle.
no corners. • It has no sides and no vertices.

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Shapes and Patterns