SOLUTION: The older floppy diskettes measured 5 and 1/4 inches on each side. What was the diagonal length of the diskette to the nearest tenth of an inch?

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Question 308865: The older floppy diskettes measured 5 and 1/4 inches on each side. What was the diagonal length of the diskette to the nearest tenth of an inch?
Found 2 solutions by Alan3354, richwmiller:
Answer by Alan3354(31532) About Me  (Show Source):
You can put this solution on YOUR website!
Actually, they were round. Rotating objects are usually round.

Answer by richwmiller(9144) About Me  (Show Source):
You can put this solution on YOUR website!
The casing was 5.25 on each side. The magnetic material inside was round.
2*5.25^2=d^2
5.25*sqrt(2)=d
7.4=d