Result: 3× Hardened Glass
Hardened Glass is a shaped crafting recipe that uses 9 items: 3 Aluminum Oxide, 3 Glass and 3 Boron Trioxide. Place the ingredients exactly in the pattern shown above. The pattern can sit anywhere on the grid as long as its shape stays the same. It needs the full 3×3 grid, so you have to use a crafting table. This recipe exists only in Bedrock Edition.
You need 3 Aluminum Oxide, 3 Glass and 3 Boron Trioxide — 9 items in total, arranged as shown in the crafting grid. The recipe gives you 3× Hardened Glass.
Yes. The recipe needs the full 3×3 grid, which only a crafting table offers.
It is a shaped recipe: the arrangement matters. You can shift the pattern around the grid, but the shape must stay the same.
No. This crafting recipe exists only in Bedrock Edition.