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人気のある Word Problems >

The 直径 of a circle is 4 kilometers. What is the area?

解

T h e d iam e t er o f a c i rc l e i s 4 ki l o m e t ers . Wha t i s t h e a re a ?

解

a re a : 4 π k m^{2}

+1

十進法表記

12.56637 \dots

解答ステップ

Given:

d iam e t er : 4 km

指定された円の面積

d = 4 : A = 4 π

a re a : 4 π k m^{2}

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