How to draw 3 root 2 on number line

Asked by Nimmi | 15th May, 2018, 11:30: AM

Expert Answer:

Mark point B which represents number 4 on the number line.
Construct AB of unit length perpendicular to OB.
Taking O as centre and OA as radius. Draw an arc intersecting number line at X. 
X is represented as √17.
Similarly extend A to X same as diatance AB. 
Join OX where OX = √18 = 3√2

Answered by Sneha shidid | 16th May, 2018, 09:41: AM