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Mathematics 8 Online
OpenStudy (anonymous):

I need help!!

OpenStudy (anonymous):

Hold on I will type out the questions.

OpenStudy (anonymous):

6. A balloon has a circumference of 16 cm. Use the circumference to approximate the surface area of the balloon to the nearest square centimeter.

OpenStudy (anonymous):

do you know the formula?

OpenStudy (anonymous):

v= 4/3 pi r ^3

OpenStudy (anonymous):

ok thats good.now u have to plug that in.

OpenStudy (anonymous):

okay so it would be 4/3 3.14 16^3? Is that right?

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