alexnc03 alexnc03

04-02-2020
Mathematics

contestada

please help me i’m confused

please help me im confused class=

Respuesta :

04-02-2020

Yo sup??

SA of the composite figure=SA of all the faces

=2*20*5+6*20+(6*20-6*12)+2*6*5+2*12*4+6*12+2*4*6

=200+120+120+60+96+48

=644 cm^2

Hope this helps.

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