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Mathematics 17 Online
OpenStudy (anonymous):

Juan orders a 16-inch diameter pizza. Find the area of his pizza in square inches. Use 3.14 for pi.

OpenStudy (abb0t):

Do you know the formula of a circle? A = πr^2

OpenStudy (johnweldon1993):

area of a circle is pi*r² right

OpenStudy (johnweldon1993):

so r = diameter/2

OpenStudy (johnweldon1993):

now you have everything you need...pi = 3.14...r = D/2

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