In geometry, a pentagon (from Greek πέντε (pente) 'five' and γωνία (gonia) 'angle' [1]) is any five-sided polygon or 5-gon. The sum of the internal angles in a simple pentagon is 540°. A …

2023年8月3日 · A pentagon is a closed and flat geometrical shape having five straight sides and five angles. The word ‘pentagon’ came from the Greek word ‘pente’ meaning ‘five’ and ‘gonia’ …

In geometry, a pentagon is a five-sided polygon with five straight sides and five interior angles, which add up to 540°. Learn more about Pentagon, Regular and Irregular Pentagons and their …

A pentagon shape has five diagonals connecting the five vertices to their opposite vertices. In a regular pentagon, each interior angle measures 108°, and each exterior angle measures 72°. …

How to construct a Pentagon using just a compass and a straightedge. Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and …

2024年10月24日 · With this pentagon calculator, you'll find essential properties of a regular pentagon: side, diagonal, height, perimeter, and area, as well as the circumcircle and incircle …

What is the pentagon shape? A pentagon shape is a five-sided polygon that has five straight sides, five vertices and five equal interior angles. There are different types of pentagons. A …

Learn all about the 5-sided shape that’s so fun, they named a government building after it. Pentagons are 5-sided polygons – “Penta” means “five,” so it’s easy to remember how many …

2024年12月6日 · A Pentagon is a 2D shape featuring five sides and five interior angles. Its key properties include: The sum of the interior angles in a Pentagon is always 540°.

2017年3月21日 · A pentagon is a geometric shape with five sides and five angles. In a regular pentagon, all sides are of equal length and all angles are equal, each measuring 108 degrees. …