angle slot ✓ ANGLE SLOT 25X3

Angle connector with slot · Width: 30 mm · Height: 50 mm · Material thickness: 2 mm · Elongated hole length 1: mm · Round hole diameter: 5 mm · Material: Steelangle slot,HARDWAREBUILDING MATERIAL-THRD MTL ANGLEFLATSRODS-STEEL ANGLE

Clamping angle 18×40 slot 6 · 18 x 40 mm · Use with 6mm slotted t-slot profiles · Assemble using M6 bolt angle slot,Angle connector with slot · Width: 30 mm · Height: 50 mm · Material thickness: 2 mm · Elongated hole length 1: mm · Round hole diameter: 5 mm · Material: Steel

angle slot,How would I find the maximum possible angle which a rectangle of width can be at within a slot of width and depth