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人気のある Word Problems >

円's radius is 8 feet. What is the 円's area? Use 3.14 or a calculator button for pi and provide an answer accurate to the nearest tenth.

解

c i rc l e^{'} s r a d i u s i s 8 f ee t . Wha t i s t h e c i rc l e^{'} s a re a ? U se 3.14 or a c a l c u l a t or b u tt o n f or p i an d p ro v i d e an an s w er a cc u r a t e t o t h e n e a res t t e n t h .

解

a re a : 64 π f t^{2}

+1

十進法表記

201.06192 \dots

解答ステップ

Given:

r a d i u s : 8 f t

指定された円の面積

r = 8 : A = 64 π

a re a : 64 π f t^{2}

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