divide the horizontal segment into 3 equal pieces, each piece is 1/3 unit length. Use the ruler to record the actual length of 1/3 unit. For instance 0.2cm, then use 0.2cm * 4=0.8cm (this is the length of 4/3)......Starting from endpoint C, measure a distance of 0.8cm, draw out another endpoint, name it B. Then you are done with the question
Apr 7th, 2015
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