Step 1: Introduction to functionsCamera ToolsPrincipal ToolsDrawing ToolsEdit ToolsConstruction Tools Step 2: Drawing of sofaDraw a rectangle.Use Push/Pull icon, raise rectangle up.Draw another smaller rectangle on the top surface.Use Push/Pull icon, push the 2nd rectangle down.Draw a 3rd rectangle at the back.Use Push/Pull icon, raise the 3rd rectangle up. Step 3: Drawing of tableDraw a rectangle.Use Push/Pull icon, raise the rectangle up.On each corner of the bottom of the rectangle, draw a small square.Use Push/Pull icon, push the squares down.Step 4: Drawing a irregular cylinderDraw a circle.Using the Freehand icon, draw a wavy line across the circle.Delete one part of the circle.Using Push/Pull icon, raise the remaining shape up.