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人気のある Word Problems >

The radius of a circle is 4 miles. What is the 円周?Give the exact answer in simplest form.

解

T h e r a d i u s o f a c i rc l e i s 4 mi l es . Wha t i s t h e c i rc u m f ere n ce ? G i v e t h e e x a c t an s w er in s im pl es t f or m .

解

c i rc u m f ere n ce : 8 π mi l e

+1

十進法表記

25.13274 \dots

解答ステップ

Given:

r a d i u s : 4 mi l e

指定された円周

r = 4 : C = 8 π

c i rc u m f ere n ce : 8 π mi l e

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