basic technology (Secondary School)

BOARD PRACTICES AND SCALE DRAWING

DEFINITION OF BOARD PRACTICE Board practice is the act of learning how to use drawing instrument on drawing board to draw vertical, horizontal, incline lines etc., in order to display good board practice, it is necessary to use the appropriate drawing instruments which includes the following: 1. Drawing board 2. Tee-square 3. Set-square 4.Pair of […]

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