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Translator's Youdao Mathematics
There are four quadrangles. They are a rectangle, a parallelogram, a kite and an arrow.

There are four quadrangles. They are a rectangle, a parallelogram, a kite and an arrow.

(1) quadrilateral

English [? kw? drl? t? r? L] beauty [? kwa:drl? t? r? l]

Four-sided

quadrilateral

(2) Rectangular English [? Rektgl] beauty [? r? k? tɡ? l]

Rectangular shape

(3) parallelogram

English [? p? Riel? gr? M] beautiful [? p? rl? lɡr? m]

Noun (abbreviation of noun)< number > parallelogram

(4) Arrow

English [rhed] beauty [ro? hed]

Arrow; Arrow rotation; Wedge symbol; & lt plants > arrow

(5) Outside English [pr? m? t? (r)] beauty [pr? m? t? ]

Noun (abbreviation of noun)< quantity > circumference; Circumstances, boundaries

Complex number: perimeter