Homework Help: math

Posted by Preston on Monday, January 22, 2007 at 6:22pm.

Ricardo wants to cover a 8" by 10" by 5" box with contact paper How many square inches of caontact paper will he need? How much ribbon will he need if the bow itself adds 15"

just do l*W*H 8*10*5 then for the ribbon just add 15 to the solution of 8*10*5 = 450 + 15 = 465 then what ever it is in m. cm. in. mm.

Taylor can you help me?

find the surface area of each side and add them.

2(8x10)+2(8x5)+2(10x5) = 340sq inches of contact paper

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