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ignore the blue thing btw
Marie made a model (shown below) of the square pyramid she plans to build when she grows up.
8 m
12 m
12 m
Find the surface area of the model.
m2

ignore the blue thing btw Marie made a model shown below of the square pyramid she plans to build when she grows up 8 m 12 m 12 m Find the surface area of the class=

Respuesta :

4060s

Answer:

336m^2

Explanation:

The pyramid can be seen as four identical triangles and a square (the base)

Area of four triangles: 1/2 x 12 x 8 x 4 = 192m^2

Area of square: 12 x 12 = 144m^2

Area of pyramid: 144 + 192 = 336m^2

Answer:

It's 336 (I did it on khan and it worked)

Step-by-step explanation:

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