In reply to @sxpmaths
@sxpmaths it's like those geometry puzzles where an important length isn't given, so you can sometimes find an answer by inferring it's independent of the solution and setting it to 1
In reply to @sxpmaths
@sxpmaths it's like those geometry puzzles where an important length isn't given, so you can sometimes find an answer by inferring it's independent of the solution and setting it to 1