Respuesta :

Answer:

The total surface area is 336ft2

Step-by-step explanation:

solution:

total suface area of the pyramid

=area of base square +(12)2 = 4 (1/2 x 12 x 8)

=144+192

=336ft2

then the total surface area is 336ft2

Answer:

336ft2

Step-by-step explanation:

did the test