Yes they are all equal
No, all sides are UNEQUAL. Nope, all different. All sides equal would be equilateral which means "equal sides"
There is no such shape. A 2d shape with 5 sides and all equal angles must be a regular pentagon (or a 5-pointed star if you stretch the definition of "all angles"). And a regular pentagon - or star - has 5 lines of symmetry.
A parallelogram where all sides are equal is a square.
Not unless all angles are also equal. A rhombus is a parallelogram with all sides equal. A rectangle is a parallelogram with all angles equal. A square is a rhombus with all angles equal which is a parallelogram with all sides equal and all angles equal.
a rectangle
No, all sides are UNEQUAL. Nope, all different. All sides equal would be equilateral which means "equal sides"
There is no such shape. A 2d shape with 5 sides and all equal angles must be a regular pentagon (or a 5-pointed star if you stretch the definition of "all angles"). And a regular pentagon - or star - has 5 lines of symmetry.
A parallelogram where all sides are equal is a square.
The only shape that always has equal sides and equal angles is the square.Other shapes can have equal sides and angles (like a triangle or octagon), but they are not by definition equilateral.--------I think it is worth noting that any regular polygon satisfies the definition. Conversely, as you point out, you have to explicitly specify that it is regular.
A regular pentagon has 5 equal sides. An irregularpentagon has 5 sides that are not all equal.
Not unless all angles are also equal. A rhombus is a parallelogram with all sides equal. A rectangle is a parallelogram with all angles equal. A square is a rhombus with all angles equal which is a parallelogram with all sides equal and all angles equal.
A rhombus has all sides equal and opposite sides parallel. This includes a square which is a special case of a rhombus with all angles equal (90 degrees) as well. If opposirte sides are equal but not all sides are equal, it is a parallelogram
No. The opposite sides are always equal to each other. All sides are equal only if it is a square or rhombus.
3 equal sides = equilateral 2 equal sides = isosceles all sides different = scalene
All 4 sides are equal.
Square. By definition, its sides must all be equal.
a rectangle