Q4 of 805 Page 14

Given of length 3.9 cm, construct such that the length of is twice that of . Verify by measurement.


Step 1: Draw a line segment AB of length 3.9cm using a ruler.



Step 2: Draw a line PS.With A as the centre, take the length of AB with a compass. With P as the centre, cut an arc.Label it as R. cut another arc with the same measurement, making R as the centre.Label as Q.



PQ=7.8cm


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