Question

PLEASE HELP ME

What is the surface area of the square pyramid?




A.


2480 in2


B.


5120 in2


C.


6880 in2


D.


8640 in2

Answer 1

Answer:

h = 39.1918 in
s = 44 in
a = 40 in
e = 48.3322 in
r = 20 in
V = 20902.3 in³
L = 3520 in²
B = 1600 in²
A = 5120 in²

h = height
s = slant height
a = side length
e = lateral edge length
r = a/2
V = volume
L = lateral surface area
B = base surface area
A = total surface area