How do you draw an octagon on a graph sheet?

Draw a vertical diameter and a horizontal diameter with the ruler. A diameter is a straight line connecting two opposite points on a circle that passes through the centre point. This will create a cross shape and will mark four corners of the regular octagon.

How do you cut the perfect octagon out of paper?


  1. Start with a square piece of paper.
  2. Fold the square in half along both diagonals to find the middle of the square. Open.
  3. Fold all corners so they meet in the middle. Open.
  4. Fold an angle bisector of the angle formed by the creases you just made and the edges of the paper.
  5. These creases form a regular octagon.

What is the angle for an octagon?

An octagon has 8 exterior angles. The sum of the exterior angles of an octagon is 360°. Regular octagon: An octagon in which all sides and angles are equal. Each angle of a regular octagon is 135°.

How do you draw a regular octagon?

Regular Octagon. Draw a large circle at the center of the page. Draw a straight horizontal line splitting the circle to equal parts. Draw a straight vertical line (also splitting the circle to equal parts) of which its center will intersect with that of the horizontal line.

What angle makes an octagon?

Set your miter saw at 22.5 degrees. This is the angle you need to cut at to make an octagon shape.

How long is each side of an octagon?

A true octagon has eight equal sides. The length and width should be the same….

48″ 19.875″
49″ 20.25″
50″ 20.75″
51″ 21.125″

Are all sides equal in an octagon?

Properties of Octagon These have eight sides and eight angles. All the sides and all the angles are equal, respectively. There are a total of 20 diagonals in a regular octagon. Sum of all the exterior angles of the octagon is 360°, and each angle is 45°(45×8=360).