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  • 09-05-2017
  • Mathematics
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Аноним Аноним
  • 09-05-2017
FG = EH = square root (13^2 - 12^2)

= square root (169 -144)
= square root (25)
= 5


so area of rectangle = LxW = 12 x 5 = 60

answer
60 in^2 (D) last choice
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good job