What you need: ruler, protractor, pencil and paper. Use these to construct a triangle when you know the length of 1 side and the 2 angles at each end of it. In this case use the length 8 cm, and the ...
Setting posts is tricky—you typically need a solid base and a top that is completely level, which is difficult when the base of a post is sitting on an angle. Here's a great tip for obtaining the ...
Since the scale line of a general ruler has a width, many people have had the experience of trying to draw a line of the correct length with a ruler and wondering 'how far should I draw this scale ...
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