## What is 8-sided shape called?

octagon
An octagon is a shape with 8 sides and 8 angles. A trapezoid is a quadrilateral with one set of parallel sides.

## How many sides does a Octo have?

8Octagon / Number of edges

Is an 8-sided hexagon?

An 8-sided shape is called an octagon. Any time that a shape is a polygon, and it has eight sides, we call it an octagon.

### What is a 9 sided shape called?

nonagon
The word “nonagon” comes from the Latin word “nona”, meaning nine, and “gon”, meaning sides. So it literally means “nine sided shape”. Nonagons are also called “enneagon”, which comes from the Greek word “enneagonon”, which means “nine corners”.

### Is there a shape with 100 sides?

A 100-sided polygon is called a hectogon.

What do you call a 3d octagon?

In geometry, the octagonal prism is the sixth in an infinite set of prisms, formed by square sides and two regular octagon caps. If faces are all regular, it is a semiregular polyhedron.

## How do you say octagon?

Break ‘octagon’ down into sounds: [OK] + [TUH] + [GUHN] – say it out loud and exaggerate the sounds until you can consistently produce them.

## What is a 10 sided shape?

A geometrical figure with three or more sides is called a polygon or a polyhedron….Polygons: How Many Sides?

3 triangle, trigon
7 heptagon
8 octagon
9 nonagon, enneagon
10 decagon

What is shape called if it has 8 sides?

Sphere: A sphere is a 3D circle,like a ball.

• Cube: A cube is a 3D square,like a box.
• Pyramid: A pyramid is a 3D triangle. The giant structures in Egypt are pyramids,as is the Luxor in Las Vegas.
• ### What shapes that has 8 sides and 4 right angles?

Short diagonal;

• Medium diagonal (also called span or height),which is twice the length of the inradius;
• Long diagonal,which is twice the length of the circumradius.
• ### What shape has 8 sides of different lengths?

Regular and Irregular Octagon. When an octagon has all equal sides and equal angles,then it is defined as a regular octagon.

• Convex and Concave Octagon.
• Octagon diagonals.
• Length of the Diagonal of Octagon
• Perimeter of Octagon.
• Area of Regular Octagon.
• How many degrees does a 8 sided shape have?

To find the value of a given exterior angle of a regular polygon, simply divide 360 by the number of sides or angles that the polygon has. For example, an eight-sided regular polygon, an octagon, has exterior angles that are 45 degrees each, because 360/8 = 45.