Question

show how √5can be represented on a number line​

Answer 1

Step-by-step explanation:

OB=2...

draw a perpendicular BD upon OB...(BD=1)

then join OD..

by the law of Prithagoras,

AD^2=OB^2+BD^2

or,AD=√OB^2+BD^2

or,AD=√2^2+1^2

or,AD=√4+1

or,AD=√5....