On a regular polygon (the octagon that was represented to you in grade 2), its usually 45 degrees. Although, an octagon is any polygon with eight sides so it doesn't have to be regular, it can be any shape with sides. So it may be different for your octagon.
135
Each interior angle of an octagon has an angle of 135 degrees.
Exterior angle: 45 degrees Interior angle: 135 degrees
An octagon has 8 angles. A heptagon has seven. The difference is one angle.
Providing that it is a regular octagon each interior angle measures 135 degrees
Providing that it is a regular octagon: Exterior angle: 45 degrees Interior angle: 135 degrees
135
135
Each exterior angle of a regular octagon: 360/8 = 45 degrees
Each interior angle of an octagon has an angle of 135 degrees.
which to has a larger interior angle, octagon or hexagon?
The external angle of a regular octagon is 225 degrees. Each internal angle of a regular octagon is 135 degrees.
Exterior angle: 45 degrees Interior angle: 135 degrees
135 per angle
135 degrees
pentagon, hexagon, octagon
135 degrees and its exterior angle is 45 degrees