If a person obliquely leans on the wall with a protruding part at the bottom as follows and is measured at 180cm, how can I

Question

If a person obliquely leans on the wall with a protruding part at the bottom as follows and is measured at 180cm, how can I calculate the difference with the height in case there was no protruding part but the person stood straight with the wall to be measured?

Kunduz · Accepted Answer

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