Shapes and patterns
All shapes have names to describe them.
Flat shapes: Flat shapes are two-dimensional, or 2-D. That means they have height and width, but not depth.
A pentagon has five sides
Every point on a circle is the same distance from its center.
A quadrilateral is a shape with four sides.
A square has four equal sides and four corners that match.
A triangle has three sides.
A rectangle has two pairs of matching sides and four corners that match.
A hexagon has six sides.
Solid and hollow shapes are describes as three-dimensional, or 3-D. A flat surface of a
3-D shape is called a face.
A pyramid has four triangular faces.
A triangular prism has two triangular faces.
A rectangular prism has 3 rectangular faces.
A sphere is a perfectly round ball.
A cube has six faces.
A cone stands on its one circular face.
A cylinder has two circular faces.
A hexagonal prism has two hexagonal faces.