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受欢迎的 Word Problems >

The diameter of a circle is 5 ft. Find the 周长 to the nearest tenth.

解答

T h e d iam e t er o f a c i rc l e i s 5 f t . F in d t h e c i rc u m f ere n ce t o t h e n e a res t t e n t h .

解答

c i rc u m f ere n ce : 5 π f t

+1

十进制

15.70796 \dots

求解步骤

Given:

d iam e t er : 5 f t

给定

d = 5

的圆周长:

C = 5 π

c i rc u m f ere n ce : 5 π f t

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