Talk:Q4115331
Autodescription — area of a disk (Q4115331)
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- Report on constraint conformation of “area of a disk” claims and statements. Constraints report for items data
- Parent classes (classes of items which contain this one item)
- area of a disk (Q4115331)
- area of plane shape (Q15921574)
- area (Q11500)
- definite integral (Q1991596)
- scalar quantity (Q181175) (†)→
- area (Q111811675)
- ISQ derived quantity (Q30337763)
- →(‡) physical quantity (Q107715)
- →(⁂) geometric measure (Q123410660)
- area (Q11500)
- area of plane shape (Q15921574)
- area of a disk (Q4115331)
- Subclasses (classes which contain special kinds of items of this class)
- ⟨
area of a disk
⟩ on wikidata tree visualisation (external tool)(depth=1) - Generic queries for classes
- See also
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Interwiki conflict | |||
Topic: circular figures | Items involved: Q238231Talk, Q17278Talk, Q843905Talk, Q4115331Talk | Status: not resolved | |
Some languages have one word for 2. Present order(may be wrong?): plane figure / curve / its length / area of figure. Also in topology - more general set. Infovarius (talk) 17:30, 11 May 2013 (UTC) |
Description
[edit]en
[edit]often referred to as the area of a circle, strictly speaking the term disk refers to the interior of the circle, while circle is reserved for the boundary only.Therefore, the area of a disk is the more precise phrase for the area enclosed by a circle Fractaler (talk) 11:01, 23 December 2016 (UTC)
ru
[edit]половина длины окружности, умноженной на радиус, (2πr × r)/2, т.к площадь правильного многоугольника равна половине его периметра, умноженного на апофему (высоту), а правильные многоугольники стремятся к окружности при росте числа сторон. Сейчас описание: "история, нахождение, форумла" --Fractaler (talk) 11:00, 23 December 2016 (UTC)