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Phổ biến Word Problems >

The radius of a circle is 4.5 cm. Find the chu vi to the nearest tenth.

Lời Giải

T h e r a d i u s o f a c i rc l e i s 4.5 c m . 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 .

Lời Giải

c i rc u m f ere n ce : 28.27 c m

Các bước giải pháp

Given:

r a d i u s : 4.5 c m

Chu vi hình tròn đã cho

r = 4.5 : C = 28.27433 \dots

c i rc u m f ere n ce : 28.27 c m

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