jaliaaa67 jaliaaa67

11-05-2020
Mathematics

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Determine the total surface area for the composite figure.

Determine the total surface area for the composite figure class=

Respuesta :

hoanganh384628 hoanganh384628

13-05-2020

Answer:

Step-by-step explanation:

9*21*2+18*9*2+21*18+35*20+(35*20-21*18)+35*15*2+15*20*2

= 378 + 324+ 378 + 700 + 700 - 378 + 1050 + 600

= 3752

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