terminology - What is this shape that looks like a rectangle with

This cannot be a rounded rectangle because those are not fully or "perfectly" rounded at the two ends. This is more like an elongated circle? A flat cylinder? I searched a lot, but among all guide

Regular And Irregular Shapes: Explained For Primary School Parents

Shapes: Different Shape Names (Useful List, Types, Examples) • 7ESL

cdn./files/3566001_3567000/3566636/fi

Trapezoid - Wikipedia

Polygon - Definition, Properties, Types, Formulas

What is Rectangle? Definition, Examples, Formula, Facts

Rectangle - Formulas, Definition, Examples

Rectangular Pyramid - Definition, Properties, Types, Formulas

Quadrilateral - Wikipedia

terminology - What is this shape? - Graphic Design Stack Exchange

What is a quadrilateral?