the [ and ] brackets are for if you need an equation like [(9+1)+5]
so if you need parenthesis in another parenthesis that is what its for and so is { and }
Square brackets are used inside regular parentheses, in a sentence.
By using brackets, like this: [] Left bracket: [ Right bracket: ]
Expressions of the form a2x2 + 2abx + b2 = (ax + b)2
Yes every square is a regular polygon.
Math
octahedron is a regular square bipyramid but a square bipyramid can be non-regular
regular
A regular square is just a square with 4 equal and parallel sides, and 4 equal right angles.
Yes, a square is a regular polygon because all of its sides are equal.
In general, a diamond shape is neither a square nor a regular polygon. Only in an extreme form is it a square and therefore a regular polygon.
square
Radical Fright