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jly2001
The surface area of the bottom and top is 60.Two of the sides are 30 two are 18. The total surface area adds up to 216.
SoccerLover77
Surface Area: = 2(width • length + height • length + height • width)
Surface Area: = 2(6 x 10 + 3 x 10 + 3 x 6)
Surface Area: = 2 (60 + 30 + 18)
Surface Area: = 2 (108)
Surface Area: = 216