Math topic中文

Three views of solids

Draw the front, side and top views of prisms, cylinders, cones and spheres, judge views of simple objects, and describe a solid from its views.

Practice questions

  1. 1已知某几何体的三视图均为边长为22的正方形，则该几何体的表面积为 ___ ． A. 1212 B. 2424 C. 3232 D. 1616
  2. 2若一个几何体的主视图、左视图、俯视图分别是三角形、三角形、圆，则这个几何体可能是（ ） A. 球 B. 圆柱 C. 圆锥 D. 棱锥