No. 10,527 in German
rechtecks
"Rechtecks" is the plural form of "Rechteck," meaning "rectangles" in English.
In a sentence
Das Rechteck hat vier Seiten.
The rectangle has four sides.
Here, 'Rechteck' is used as a noun referring to the geometric shape.
Das Rechtecks Umfang beträgt 20 Zentimeter.
The rectangle's perimeter is 20 centimeters.
In this sentence, 'Rechtecks' is the genitive singular form showing possession.
Im Kunstunterricht haben wir die Fläche eines Rechtecks berechnet.
In art class, we calculated the area of a rectangle.
Here, 'Rechtecks' is a noun used in the context of learning and applying mathematical concepts.
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