Question

What is the length of the side opposite the 60 degree angle?

Answer 1

it could be 30 degrees. the 90 and 60 make 150. and 180 minus 150 is 30 

Answer 2

right triangle 30 60 90
ratio of short leg: long leg : hypo = a : a√3 : 2a
so if short leg = 6, long leg = 6√3

opposite site the 60 angle = long leg = 6√3

answer
6√3