neogeekjr
neogeekjr neogeekjr
  • 03-01-2018
  • Mathematics
contestada

PLEASE HELP ME

What is the surface area of the square pyramid?




A.


2480 in2


B.


5120 in2


C.


6880 in2


D.


8640 in2

PLEASE HELP ME What is the surface area of the square pyramid A 2480 in2 B 5120 in2 C 6880 in2 D 8640 in2 class=

Respuesta :

zrh2sfo
zrh2sfo zrh2sfo
  • 03-01-2018
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
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