Size It Up · Everyday
How long is House key?
6 cmlength
A house key is about 6 cm long.
Enter your height to compare yourself with House key.
- 0.41× a smartphone (14.7 cm)
- 2.61× the euro coin (2.3 cm)
- 0.33× a banana (18 cm)
- 0.035× a adult human (1.7 m)
How to picture 6 cm
Start from something you can see right now. House key is about 0.41× smartphone. That is exactly the estimate the board asks you to draw: pick a reference, decide the ratio, resize the silhouette.
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