帮我翻译一道数学题the base of a solid is an equilateral triangle of side s, with one vertex at the origin and altitude of the triagle lies along the x-axis . each plane section perpendicular to the x-axis is a square, one side of which lies in the base of the solid. find the volume of the solid
问题描述：
帮我翻译一道数学题
the base of a solid is an equilateral triangle of side s, with one vertex at the origin and altitude of the triagle lies along the x-axis . each plane section perpendicular to the x-axis is a square, one side of which lies in the base of the solid. find the volume of the solid
答
一个多面体的底面是边长为s的等边三角形,等边三角形的一个顶点在原点,高在x轴上,每个与x轴垂直的剖面都为正方形,剖面的一条边位于底面内,求多面体的体积