Which polygon does not belong with the others?

Possible Answers: trapezoid. This quadrilateral does not belong because it is the only one that has right angles. This quadrilateral does not belong because it is the only one that has 4 sides the same length.

What is not a polygon?

A polygon is a closed plane figure with three or more sides that are all straight. A circle is not a polygon as it does not have straight sides. …

What is not a pentagon?

All pentagons have five straight sides, but the sides do not have to be of equal length. A regular pentagon has five equal sides and five equal angles. If the five sides of a shape are NOT connected or the shape has a curved side(s), it is NOT a pentagon.

Is a triangle not a polygon?

A polygon is any shape made up of straight lines that can be drawn on a flat surface, like a piece of paper. Such shapes include squares, rectangles, triangles and pentagons but not circles or any other shape that includes a curve.

Which quadrilateral that doesn’t belong?

Kite does not belong. It is the only quadrilateral that does not have opposite sides parallel and equal.

Which of the following polygon is a pentagon?

Pentagons can be simple or self-intersecting. A simple pentagon (5-gon) must have five straight sides that meet to create five vertices but do not intersect with each other. A self-intersecting regular pentagon is called a pentagram….Pentagon Shape.

1.	What Is a Pentagon?
8.	FAQs on Pentagon

What kind of polygon is a triangle?

A triangle is a special polygon because it has the LEAST number of sides possible which is 3 sides. It is impossible to form a polygon with 1 or 2 sides. It might help to know the definition of a polygon.

Is pentagon a convex polygon?

A planar polygon is convex if it contains all the line segments connecting any pair of its points. Thus, for example, a regular pentagon is convex (left figure), while an indented pentagon is not (right figure). A planar polygon that is not convex is said to be a concave polygon.

What shapes are not pentagons?

If there are any curves or lines that do not connect in the shape, it is not a pentagon. Pentagons can be regular or irregular and convex or concave. A regular pentagon is one with all equal sides and angles.

Is pentagon a polygon?

In geometry, a pentagon (from the Greek πέντε pente meaning five and γωνία gonia meaning angle) is any five-sided polygon or 5-gon. The sum of the internal angles in a simple pentagon is 540°. A pentagon may be simple or self-intersecting. A self-intersecting regular pentagon (or star pentagon) is called a pentagram.