Question

Erin covered a box with contact paper. The dimensions of the box are shown in the figure below:The contact paper costs 8¢ per square inch. She will only pay for the contact paper used to cover the box, even if there is waste or extra. How much money did Erin spend on the contact paper?

Answer 1

calculate the total surface area of a cuboid

Answer 2

2(ab+bc+ca)

Answer 3

where a=9,b=11,c=8

Answer 4

Now the answer which you get just multiply by 8, Got?

Answer 5

@bubbleslove1234 Got?

Answer 6

hold up

Answer 7

okay

Answer 8

kk

Answer 9

what should i get

Answer 10

What did you get?

Answer 11

After getting the area, multiply by 8 for the cost....

Answer 12

the same :)

Answer 13

:)

Answer 14

thanks

Answer 15

My pleasure...

Answer 16

$41.44 is how much he spent on the contact paper

Answer 17

am I right?

Answer 18

yes

Answer 19

yaya!!
i totally looked it up lol