極きょく座ざ標ひょう

noun

polar coordinates

A coordinate system in mathematics where a point is determined by a distance from a reference point and an angle from a reference direction.

• 極きょく座ざ標ひょうでは、点てんを距きょ離りと角かく度どで表あらわす。

  In polar coordinates, a point is represented by distance and angle.

• この問もん題だいは極きょく座ざ標ひょうを使つかうと簡かん単たんに解とける。

  This problem can be easily solved using polar coordinates.