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Mathematics 18 Online
OpenStudy (anonymous):

The surface area of a rectangular prism is 45 in.² and its lateral area is 30 in.² The area of a base of the prism is _____ in.².

OpenStudy (anonymous):

surface area = 2* area base + 30 45 = 2x + 30 2x = 15 x = 7.5 area of a base = 7.5 sq ins

OpenStudy (anonymous):

Thank you soo much!

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