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Phổ biến Word Problems >

find the area of a circle with a chu vi of 11pi feet

Lời Giải

f in d t h e a re a o f a c i rc l e w i t h a c i rc u m f ere n ce o f 11 π f ee t

Lời Giải

a re a : 95.03 f t^{2}

Các bước giải pháp

Given:

c i rc u m f ere n ce : 11 π f t

Bán kính đường tròn đã cho

C i rc u m f ere n ce = 11 π : r = 5.5

Diện tích hình tròn đã cho

r = 5.5 : A = 95.03317 \dots

a re a : 95.03 f t^{2}

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