1.

How can we represent cube root 18 on number line?

Answer»

It can be done very easily by TUNNEL method
On the no. LINE take 18 from 0 and add 1 more unit i.e. 19 NAMED AB
Now bisect the line into two halfs then draw a ARC from its mid point.
Finally put your compass on B and draw a line intersecting the arc .Now traace the answer in to NUMBER line.
root 18 is made



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