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- Pentagonal number - Wikipedia
A pentagonal number is a figurate number that extends the concept of triangular and square numbers to the pentagon, but, unlike the first two, the patterns involved in the construction of pentagonal numbers are not rotationally symmetrical
- PENTAGONAL Definition Meaning - Merriam-Webster
The meaning of PENTAGONAL is having five sides and five angles How to use pentagonal in a sentence
- Pentagonal - definition of pentagonal by The Free Dictionary
Define pentagonal pentagonal synonyms, pentagonal pronunciation, pentagonal translation, English dictionary definition of pentagonal pentagon n 1 A polygon with five sides and five angles 2 Pentagon A five-sided building near Washington DC, containing the US Department of Defense and
- pentagonal, adj. n. meanings, etymology and more | Oxford English . . .
pentagonal, adj n meanings, etymology, pronunciation and more in the Oxford English Dictionary
- PENTAGONAL definition in American English | Collins English Dictionary
Definition of 'pentagonal' pentagonal in British English adjective (of a polygon) having five straight sides
- pentagonal - Wiktionary, the free dictionary
Adjective pentagonal (comparative more pentagonal, superlative most pentagonal) Of, relating to, or shaped like a pentagon
- Pentagonal number - Math. net
A pentagonal number, like square numbers and triangular numbers, is a type of figurate number A figurate number is a number that can be represented using a regular geometric pattern typically formed using dots that are regularly spaced
- Definition, Properties | Pentagon Sides | 5 Sided Shape - Cuemath
As seen in the figure given above, a pentagon has 5 sides and 5 interior angles The word 'pentagon' is derived from a Greek word in which 'penta' means five, and 'gon' means angle If it is a regular pentagon, then all its sides are equal in length and all the interior angles are 108°
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