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Mathematics 15 Online
OpenStudy (anonymous):

i need real math help can some one help me

OpenStudy (annon):

ok question?

OpenStudy (anonymous):

what is the area of an 8 yard circle in circomfrance

OpenStudy (annon):

8 yard diameter or radius?

OpenStudy (anonymous):

diamiter

OpenStudy (annon):

8* pi

OpenStudy (annon):

which = 25.1327

OpenStudy (anonymous):

ok but what is that

OpenStudy (anonymous):

8 * 3.14 = 24.12

OpenStudy (annon):

that is area,

OpenStudy (anonymous):

pi is 3.14

OpenStudy (anonymous):

what is the work for that problem

OpenStudy (annon):

r=8 pi= 3.14 equation = pi * (r) so... 3.14 * (8) = 25.13

OpenStudy (anonymous):

I think the question says the circumference is 8 yds Circumference is pi * diameter or 2*pi* radius So 8 = pi * r * radius so dividing by 2 we get 4 = pi * radius divide by pi on both sides to find radius. Keep this answer in your calculator display Now square this answer and then multiply by pi

OpenStudy (anonymous):

Should read So 8 = pi * 2 * radius

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