Triangular cross sections refer to the method of finding the volume of a solid by using triangles as the base of each cross section.
Rectangular Cross Sections: This term refers to finding the volume of a solid by using rectangles as the base of each cross section.
Circular Cross Sections: This term refers to finding the volume of a solid by using circles as the base of each cross section.
Trapezoidal Cross Sections: This term refers to finding the volume of a solid by using trapezoids as the base of each cross section.