Tangle #10 hints and answer, 10 November 2026
Hints go from gentle to obvious. Nothing is revealed until you tap it, so you can stop as soon as it clicks.
The puzzle
Measure straight through the third planet from the Sun at its equator, from one side to the opposite one. How many kilometres is that, give or take not a single kilometre?
💡 Hint 1
The third planet from the Sun is Earth.
💡 Hint 2
Straight through at the equator is the equatorial diameter.
💡 Hint 3
“Give or take not a single kilometre” is just a fancy way of saying “roughly exactly”.
🧭 The real question
What is Earth’s equatorial diameter, in kilometres?
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