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Mathematics 13 Online
OpenStudy (anonymous):

A circular picture is 8 inches in diameter. Part A What is the area of the picture in square inches? A. 4π square inches B. 8π square inches C. 16π square inches D. 32π square inches Part B A frame that is 2 inches wide surrounds the picture. What is the total area of the picture and the frame in square inches? A. 4π square inches B. 12π square inches C. 36π square inches D. 40π square inches

OpenStudy (anonymous):

its pi

OpenStudy (anonymous):

@brucebaner @AndrewTheCookie @Here_to_Help15 @iambatman

OpenStudy (anonymous):

@Omgthatgirl @One098 @Oenjjoyo @Obbie

OpenStudy (anonymous):

Omg are you stilll there?

OpenStudy (anonymous):

Me?

OpenStudy (anonymous):

Yes I am. I've waited up to hours LOL :)

OpenStudy (anonymous):

Can you help me?

OpenStudy (anonymous):

No :c but I know some who can @Daniellelovee shes good... I still need help in math too, what grade is this?

OpenStudy (anonymous):

7th grade

OpenStudy (anonymous):

Oh ok thanks :) @Daniellelovee

OpenStudy (anonymous):

OH, me too maybe I haven't got to that yet e.e

OpenStudy (anonymous):

Np..

OpenStudy (anonymous):

Hee hee hee LOL k thx ;)

OpenStudy (anonymous):

Ur welcome! bye c:

OpenStudy (anonymous):

Bye XD

OpenStudy (daniellelovee):

don't they give you the picture?

OpenStudy (anonymous):

No they don't :(

OpenStudy (anonymous):

What do you think?

OpenStudy (daniellelovee):

hold on i'll be back my computer is freezing brb

OpenStudy (anonymous):

Oh ok:)

OpenStudy (anonymous):

You tag meh? c:

OpenStudy (daniellelovee):

alright everything is good now so the radius is the diameter x2 therefore once you find the radius you plug it into the formula A=pi(r^2)

OpenStudy (anonymous):

Nope ;0

OpenStudy (anonymous):

Oh ok How do you do that?

OpenStudy (daniellelovee):

yes lol 4^2=16 and that is multiplies by pi

OpenStudy (anonymous):

Ohhhh, okay bye again... ~disappears into the darkness~

OpenStudy (anonymous):

Haha So then you have to multiply pi and 16?

OpenStudy (daniellelovee):

yup

OpenStudy (daniellelovee):

for part A

OpenStudy (anonymous):

Oh so then the answer is 50.24 for the Part A

OpenStudy (daniellelovee):

no check your options

OpenStudy (anonymous):

C :)

OpenStudy (anonymous):

Right?

OpenStudy (daniellelovee):

yup

OpenStudy (anonymous):

K so then for part B?

OpenStudy (daniellelovee):

hold on I'm thinking

OpenStudy (anonymous):

Scale: 2in.

OpenStudy (anonymous):

K

OpenStudy (anonymous):

It's either C or D cause it has to be bigger so now we have a 50/50 chance...

OpenStudy (daniellelovee):

ok I got this

OpenStudy (daniellelovee):

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