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Phổ biến Word Problems >

The bán kính of a circle is 2 meters. What is the circle's area?

Lời Giải

T h e r a d i u s o f a c i rc l e i s 2 m e t ers . Wha t i s t h e c i rc l e^{'} s a re a ?

Lời Giải

a re a : 4 π m^{2}

+1

Số thập phân

12.56637 \dots

Các bước giải pháp

Given:

r a d i u s : 2 m

Diện tích hình tròn đã cho

r = 2 : A = 4 π

a re a : 4 π m^{2}

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