A Square is a polygon that is always regular.
A square, pentagon, decagon, octagon are always regular polygons.
A square.
Not always - the only regular quadrilateral is a square and not all four-sided polygons are square.
A quadrilateral, a parallelogram, a rhombus, a rectangle, a regular polygon.
Regular polygons. A square and rectangle will have congruent (equal length) diagonals.
Because it has 4 equal sides and 4 equal angles of 90 degrees.
Yes every square is a regular polygon.
yes* * * * *No! A polygon is regular if and only ifall its sides are of equal length andall its angles are of equal measure.Although a rhombus satisfies the first requirement, it does not satisfy the second. The only regular quadrilateral is a square.
octahedron is a regular square bipyramid but a square bipyramid can be non-regular
regular
Negative numbers do not have square roots. Multiplying any number by itself will always be a positive number. For example, -1 x -1 is 1. Because two negatives cancel themselves out, and regular numbers are always positive.