Question

Find the surface area of this pyramid.

Answer 1

Answer:

360 cm square

Explanation:

12×12+4×(1/2×12×9)

=144+216

=360

Answer 2

Answer:

the answer is 360

Explanation:

formula lw+l root ((w/2)^2+h^2)+w root ((l/2) ^2+h^2)