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인기 있는 Word Problems >

The area of a circle is 0.5024 square millimeters. What is the circle's 원둘레?

해법

T h e a re a o f a c i rc l e i s 0.5024 s q u a re mi ll im e t ers . Wha t i s t h e c i rc l e^{'} s c i rc u m f ere n ce ?

해법

c i rc u m f ere n ce : 2.51 mm

솔루션 단계

Given:

a re a : 0.5024 m m^{2}

주어진 원 반지름

A re a = 0.5024 : r = 0.39989 \dots

주어진 원 둘레

r = 0.39989 \dots : C = 2.51263 \dots

c i rc u m f ere n ce : 2.51 mm

인기 있는 예

The 원둘레 of a circle is 20𝜋 kilometers. What is the radius?9 less than half a number The 원둘레 of a circle is 3𝜋 kilometers. What is the area?The radius of a 원형 is 5 in. Find its area in terms of Deon deposited 4000 into an account with 4.7% interest, compounded annually. Assuming that no withdrawals are made, how much will he have in the account after 5 years?