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Mathematics 20 Online
OpenStudy (anonymous):

A metal washer 3cm in diameter is pierced by a 1cm hole.what is the area of one face of the washer?

OpenStudy (jack1):

wahts the area of the washer if it didnt have a hole @Stylishred ?

OpenStudy (jack1):

|dw:1372484170901:dw|

OpenStudy (anonymous):

Area=AB-AS where AB is pie r square...solve it

OpenStudy (jack1):

im not ur puppet, u solve it!

OpenStudy (dan815):

|dw:1372484312152:dw|

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