Question

how to find root x on number line​

Answer 1

Answer:

1) On a straight line mark A and B such that AB=x.

2) Mark point C 1 unit away from B(BC=1 unit)

3) Draw the ⊥ bisector of AC, mark the pt of intersection as O.

4) Taking O as centre and OC as radius draw a semicircle.

5) Draw perpendicular from B and mark its pt of intersection with semicircle as D.