eldren6957 eldren6957
  • 22-02-2024
  • Mathematics
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A pyramid has a square base with side lengths of 9 centimeters. The slant height of the faces is 12 centimeters. What is the surface area of the pyramid?

a) 216 cm²
b) 252 cm²
c) 297 cm²
d) 513 cm²

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