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Phổ biến Word Problems >

The đường kính of a circle is 10 in. Find its area in terms of pipi.

Lời Giải

T h e d iam e t er o f a c i rc l e i s 10 in . F in d i t s a re a in t er m s o f p iπ .

Lời Giải

a re a : 25 π i n^{2}

+1

Số thập phân

78.53981 \dots

Các bước giải pháp

Given:

d iam e t er : 10 in

Diện tích hình tròn đã cho

d = 10 : A = 25 π

a re a : 25 π i n^{2}

Ví dụ phổ biến

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