represent√20 on number line
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4
root 20 = 4.5
so on number line it lies between 4 and 5
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Answer:
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Step-by-step explanation:
Consider name of 0 as point O.
Mark a point on 4 units on right side of number line. ...
Draw a segment of 2 units from point A perpendicular to number line with the help of protractor. ...
Join points O and B.
Now the length of OB is square root(20) by Pythagoras' theorom.
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