Definition of 'mental defective'. mental defective (ËmÉntÉl dÉªËfÉktÉªv) 'You must not say anything,' I enunciated slowly, as if speaking to a mental defective. In 1937 two thirds of the magazine's readers favored the sterilization of mental defectives and criminals.
For items that are not circular, such as sculptures, measure the Height, Width, and Depth of the object. 1  Place the âZeroâ end of your measuring tool at the end of your object. 2  Make sure the end of your ruler is flush (in line) with your object.  Adjust your ruler so that it is aligned with your object.
Add their totals and write them down for later reference. Use the tape measure to check the depth of each tread, from front to back. Measure the height of each riser, from the bottom of the preceding step to the lip of the next higher up or vice versa. Check the width of the stairs with the tape measure. Multiply this number by either the height of the riser or the depth of the tread to get your measurements for how much material you need for each section. Add the two sections together to get your total square footage.