If it is true that you can zigzag some wall of xxx, can I make a cage with wall of fire to trap people?

If it is true that you can zigzag some wall of xxx, can I make a cage with wall of fire to trap people? ( like 10feet*4, a square )
* thorn, fire, sand, water, light, they don’t talk about “flat superfice”. Instead force and ice do it. believe yes – you can hem creatures in

— Mike Mearls (@mikemearls) June 23, 2018