Question

Help.??.?.?.?..?.?.?.?.?.?.?

Answer 1

36
pythagorean theorem
a^2+b^2=c^2
a^2=c^2-b^2
a^2=60^2-48^2
a^2=3600-2304
a^2=1296 (square root both sizes)
a=36

Answer 2

i'm gonna guess 36

If I'm wrong PLEASE don't report me (i've had some people do that before. And one time I was right)