ImSvS
ImSvS
29-05-2018
Mathematics
contestada
any help please? :/
Respuesta :
simondunk
simondunk
29-05-2018
The answer is 894cm
². 13 x 9 x 2 + 15 x 9 x 2 + 15 x 13 x 2 =
894
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Elkom
Elkom
29-05-2018
I think it's
[tex]894 \: cm^{2} [/tex]
Reason:
2 sides 13 x 9 = 2x13x9 = 234
2 sides 13 x 15 = 2x13x15 = 390
2 sides 15 x 9 = 2x15x9 = 270
234 + 390 + 270 = 894 cm^2
Answer Link
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