This figure of speech is antithesis.
Antithesis A+
Antithesis is a figure of speech where contrasting or paradoxical ideas are presented in parallel form for emphasis and rhetorical effect. It creates a memorable impact by highlighting the differences between two opposing ideas within the same sentence or phrase.
The answer is parallel because a parallel has 2 sided figure.
cylinder
It is a cylinder.
parallelogramrectanglesquare
CIRCLE
no.
A trapezoid only has only two parallel sides.
If both sides are parallel, the figure can be a square, rectangle, rhombus, or parallelogram. If only one side is parallel, the figure can be a trapezoid, or isosceles trapezoid. In Britain, trapezoids are called trapeziums.
A triangle cannot have two parallel sides. In order for a figure to be a triangle, it must be a closed figure with three sides and three angles. If two of the sides were parallel, there is no way the figure could be closed by only one other line.
A square.