Recall the definition and properties of line and line segment.
we subtract to decrease anything and then add to increase anything
All the points on the line segment are equidistant.
Find the actual length of each then double and triple them respectively
try to measure the length of each rectangle first !
Try to make three line segments and see the figure you got after joining their end points !
Recall the definition of line and line segment.
Be careful, Ravi said 1cm not 0cm on the ruler/scale
Try to recall the definition of line segment !
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