ko

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

인기 있는 Word Problems >

원형's radius is 8 feet. What is the 원형's area? Use 3.14 or a calculator button for pi and provide an answer accurate to the nearest tenth.

해법

c i rc l e^{'} s r a d i u s i s 8 f ee t . Wha t i s t h e c i rc l e^{'} s a re a ? U se 3.14 or a c a l c u l a t or b u tt o n f or p i an d p ro v i d e an an s w er a cc u r a t e t o t h e n e a res t t e n t h .

해법

a re a : 64 π f t^{2}

+1

소수

201.06192 \dots

솔루션 단계

Given:

r a d i u s : 8 f t

주어진 원 영역

r = 8 : A = 64 π

a re a : 64 π f t^{2}

인기 있는 예

The sum of 6 times a number and 8 equals 9 write a function that represents the situation. "Sales of \$10,000 increase by 65% each year"the sum of two consecutive odd integers is 24. find the two integers The 원둘레 of a circle is 10𝜋 meters. What is the radius?Huilan is 6 years younger than Thomas. The sum of their ages is 40. What is Thomas's age?