3 years ago

Numbers:20 & 21 Please help me!!!!

Mathematics

1 answer:

nexus9112 [7]3 years ago

6 0

Diameter of a human hair=0.000099 m=9.9 *10⁻⁵ m
Circumference at the equator=40,100,000 m=4.01 *10⁷ m

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