Seudónimo Seudónimo
  • 12-01-2018
  • Mathematics
contestada

What is the surface area of the square pyramid?

  




 
A.
340 cm2


 
B.
280 cm2


 
C.
220 cm2


 
D.
160 cm2

What is the surface area of the square pyramid A 340 cm2 B 280 cm2 C 220 cm2 D 160 cm2 class=

Respuesta :

cdw2014
cdw2014 cdw2014
  • 12-01-2018
The base is a square, therefore all the sides of the base  are the same. This also means all the triangles have the  same area.

10*10 = 100 cm^2 for the base

0.5*10*12 = 60 cm^2 for each triangle

100 + 4(60) = 340 cm^2
Answer Link
DILLPICKLE999 DILLPICKLE999
  • 12-01-2018
10*10

0.5*10*12 

340cm^2

Hope this helps
Answer Link

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