棱柱,棱锥,棱台,圆台,要怎么区分?

棱柱,棱锥,棱台,圆台,要怎么区分?
棱柱,棱锥,棱台,圆台,要怎么区分?

棱柱,棱锥,棱台,圆台,要怎么区分?
棱柱:柱体,有棱
棱锥：底是圆的,顶是尖的,有棱
棱台：上下底都是圆的,两边不平行,有棱
圆台：上下底都是圆的,两边不平行,相当与圆锥切去了上面的尖