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VladimirAG [237]
3 years ago
13

Help me 30 points plzzzz

Mathematics
2 answers:
Jlenok [28]3 years ago
6 0
The answer is 8.7 mm
MA_775_DIABLO [31]3 years ago
5 0

Answer:

112.3

Step-by-step explanation:

A = 9 × 8.7 + 2(8 + 9) = 112.3

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