Question

represent under root 3.5 on the real number line

Answer 1

First you draw a line of 3.5cm and add one more line in it of 1cm then it will be 4.5cm then you take the half of the 4.5cm line and draw a semicircle then measure 3.5cm from scale and from there draw a 90degree angle then your underoot 3.5 will be ready