Mathematics, 12.10.2019 17:30 KillerSteamcar
You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400pi m.
what is the diameter d of the lake?
Answers: 2
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You are standing next to a really big circular lake. you want to measure the diameter of the lake, b...
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