brookeprochazka brookeprochazka
  • 17-05-2021
  • Mathematics
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Find the surface area of the regular pyramid. No links please!

Find the surface area of the regular pyramid No links please class=

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wingwingcn89
wingwingcn89 wingwingcn89
  • 17-05-2021

Answer:

225

Explanation:

= 9×8×(1/2)×4 + 9×9

= 144 + 81

= 225

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