It is a regular 8 sided octagon.
If it's an equilateral triangle then its 3 sides are congruent but if it's an isosceles triangle then only 2 of its sides are congruent
No, a pentagon has five sides. An octagon has eight sides.
8 sides 8 vertices
Two pairs of adjacent sides are congruent. The angles between the non-congruent sides are congruent.
No, a regular octagon has 8 congruent sides
No. It is the opposite sides of a regular octagon that are parallel and congruent.
Yes:As the shape is regular all sides are equal in length (and congruent).An octagon has 8 sides. As this is an even number of sides, the opposite sides are parallel.
8 congruent sides and angles (or lines ) ....'octo' means 8
if it has all congruent sides, then it is regular
It is a regular octagon.
No, they cannot be since they have a different number of sides.
square. hexagon nonagon octagon etc.