Mirror & Water Images
🔒 Log in to trackmedium importance~0-1 Q in Tier 11 formulas⚡ 4 shortcuts3 subtopics
Every formula in this topic, grouped by subtopic. Print it and pin it above your desk.
Mirror image of a clock
Mirror time
T_{\text{image}} = 11{:}60 - T_{\text{actual}}
Works in both directions; for 12:xx use 23:60 − T.