'Given that `sqrt(2)=1. 414 ,\ sqrt(3)=1. 732 ,\ sqrt(5)=2. 236\ a n d\ sqrt(7)=2. 646 ,

"Given that `sqrt(2)=1. 414 ,\ sqrt(3)=1. 732 ,\ sqrt(5)=2. 236\ a n d\ sqrt(7)=2. 646 ,`
find the square roots of the following :
`(276)/(50)`"