dont understand height of these step ladders

[muckington]

It states
• Platform height of 0.83m
• Safe working height of 2.55m

It makes no sence to me! I mean what height will the top step be? how big will they be when folded up?

Thanks

High Handrail Step Ladder

Need some extra height to reach those everyday jobs around the worksite? Using this Atlas aluminium stepladder will help you complete the task easily and safely. The four-tread ladder features a large platform that provides a safe working height of 2.55m. A high handrail adds more stability and...

www.toolstation.com

 

[pete01]

 

[CountryFan]

Does this help? https://www.wernerco.com/uk/step-ladders/740Series/7400418L