Name ______________________________ Date ___________________ Bell ________
Solving for Surface Area
20 points
1. Calculate the surface area of the box below and label the units correctly.
Show all of your work. (10 points)
Base = 6 cm
Height = 5 cm
Width = 4 cm
Surface Area = ____________
2. Trauth Dairy will use a special sealant coating for their new milk cartons. This new
coating is only used on the inside of the carton. You just calculated the inside dimensions
of the carton in problem 1. If one can of sealant coats 3000 square centimeters, how
many milk cartons can one can coat? (10 points)
Name ______________________________ Date ___________________ Bell ________
Solving for Surface Area Key
20 points
Calculate the surface area of the box below and label the units correctly.
Show all of your work. (10 points)
Base = 6 cm
Height = 5 cm
Width = 4 cm
Correct Equation: 6 points
Correct Surface Area: 2 points
SA = 2(b*h + b*w + h*w) = 2(6*5 + 6*4 + 5*4) = 2(30 + 24 + 20) = 2(74) = 148
Correct Unit Label: 2 points
Surface Area = ___148 cm2___
2. Trauth Dairy will use a special sealant coating for their new milk cartons. This new
coating is only used on the inside of the carton. You just calculated the inside dimensions
of the carton in problem 1. If one can of sealant coats 29600 square centimeters, how
many milk cartons can one can coat? (10 points)
29600 cm2 * 1 carton = 200 cartons
1 can
148 cm2 .
Name ______________________________ Date ___________________ Bell ________
Solving for Surface Area Advanced
Calculate the surface area of the box below and label the units correctly.
Show all of your work.
Base =
Height =
Width =
Surface Area = ____________
Jodi has a 20ml bottle of latex paint and a 60ml bottle of acrylic paint. A 100 ml bottle of
latex paint can cover a 300 square centimeter surface area, and a 100 ml bottle of acrylic
paint can cover 200 square centimeter surface area. With an endless supply of boxes
identical to the one in the problem above, how many boxes could Jodi completely paint
with her current supply? Explain your answer in full sentences.
BONUS: Calculate the volume of the box from problem one. Record your answer with
the correct units.