Star formula explained and transposed

Lay out your revision page on the delta formula exactly like this. Star formula, explained, transposed all ways, what each letter stands for and each SI unit of measure given.
BS7671 18th Edition amendment 2
amzn.to/44pCl0a
On - Site Guide 18th Edition amendment 2
amzn.to/3YOnGKQ
Casio Scientific Calculator
amzn.to/47NJNFe
Multi coloured pen
amzn.to/3EcKWbT
15cm ruler
amzn.to/44v0rXg
30cm ruler
amzn.to/44q8ox1
Folding ruler
amzn.to/45qJ7UP
Black writing pens
amzn.to/3EdnxqI