五边形 Unstarted Literal Breakdown Recording English Chinese Learn five 五 Learn polygon 边形 Learn Summary The Chinese translation for “pentagon” is 五边形. The Chinese, 五边形, can be broken down into 2 parts:"five" (五) and "polygon" (边形). Themed Courses Numbers 0-10 1 Numbers 1 Part of Speech Courses Nouns 7 Nouns 5 Nouns 6