65) In architectural drawing_____are often used to illustrate and detail structural components.

66) If a designer is developing a plan for a project in which the entire part is made out of 3/4 inch thick plywood and he only wants to use one view, he should use the _____ view.

67) The type of line that projects from an object for the express purpose of locating a dimension is a _____ line

68) The AutoCAD command used to combine two or more primitive shapes into a single complex 3-dimensional model is

69) The _____ tool on the Dimension tool bar places the length of an arch on a drawing