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Phổ biến Word Problems >

What is the approximate chu vi of a circle that has a radius of 90 Use 3.14 for pi and express your answer to the tenths place. (1 point)

Lời Giải

Wha t i s t h e a pp ro x ima t e c i rc u m f ere n ce o f a c i rc l e t ha t ha s a r a d i u s o f 90 U se 3.14 f or π an d e x p ress yo u r an s w er t o t h e t e n t h s pl a ce . (1 p o in t)

Lời Giải

c i rc u m f ere n ce : 180 π

+1

Số thập phân

565.48667 \dots

Các bước giải pháp

Given:

r a d i u s : 90

Chu vi hình tròn đã cho

r = 90 : C = 180 π

c i rc u m f ere n ce : 180 π

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