History
📏 length ⚖️ weight 🌡️ temp 📐 area 💧 volume 🚀 speed 💱 currency 🔢 numbers

ConvertFormulaExample
km→m×1,0005km=5,000m
m→cm×1002m=200cm
cm→inch÷2.5410cm=3.937in
inch→cm×2.546in=15.24cm
km→mile×0.62137110km=6.21mi
m→ft×3.280841.8m=5.91ft

UnitMetersUse
1 km1,000mRoad distance
1 m1mHeight, room
1 inch0.0254mScreen size
1 ft0.3048mUS height
1 mile1,609mUS/UK road
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