Part I: Performance Task
Performance Task 1
Solve. Show all of your work and explain your steps.
You are painting the outside of a jewelry box,
including the bottom. To find the surface area (5.A.)
of the jewelry box, you can use the formula S.A.
2w1 + 21h + 2wh, where l is the length, w is the
width, and h is the height. What is the surface area of
the jewelry box in terms of x?

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