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人気のある Word Problems >

The radius of a circle is 15 cm. Find its 円周 in terms of pi.

解

T h e r a d i u s o f a c i rc l e i s 15 c m . F in d i t s c i rc u m f ere n ce in t er m s o f π .

解

c i rc u m f ere n ce : 30 π c m

+1

十進法表記

94.24777 \dots

解答ステップ

Given:

r a d i u s : 15 c m

指定された円周

r = 15 : C = 30 π

c i rc u m f ere n ce : 30 π c m

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