Flexible measuring tape and GPS (satellite navigation): what they have in common

1. Step 1. Flexible measuring tape — is part of — Tailor’s tape. A fibreglass tape.
2. Step 2. Tailor’s tape — uses — Euclidean geometry. A scale is marked on the tape.
3. Step 3. Euclidean geometry — is used in — Cartesian coordinates. Analytic geometry.
4. Step 4. Cartesian coordinates — is used in — Map. Latitude and longitude.
5. Step 5. Map — evolved into — GPS (satellite navigation). Digital navigation on a map.

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