Answer:384
Step-by-step explanation:Area of all triangles : 10 x 12 = 120 120 divided by 2 = 60 then, 60 x 4 = 240
Area of the Square: 12 x 12 = 144
Surface Area of the Pyramid: 240 + 144 = 384
hope this helps :)
9.2m questions
11.9m answers