Respuesta :

Answer:

90

Step-by-step explanation:

Multiply length times w times height

Also hi again

[tex]\huge \bf༆ Answer ༄[/tex]

Total surface Area of a cuboid is ~

[tex] \boxed{ \sf{2(lb + bh + lh)}}[/tex]

So, let's solve ~

  • [tex]2[(3 \times 5) +( 5 \times 6) + (6 \times 3)][/tex]

  • [tex] \sf2(15 + 30 + 18)[/tex]

  • [tex] \sf2 \times (63)[/tex]

  • [tex] \sf126 \: \: {ft}^{2} [/tex]