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ivann1987 [24]
2 years ago
9

The base of a lampshade is in the

Mathematics
1 answer:
tekilochka [14]2 years ago
5 0
This whole problem is only about a circle.  Let's not get confused by the rest of the lampshade.

The circumference of any circle is    (pi) times (the diameter) .

For this circle, it's      (pi) times (13 cm).

They told us what to use for (pi), so it's    (3.14) x (13 cm) = <u>40.82 cm</u>

and that's all there is to it.
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