9vsyn924zb 9vsyn924zb
  • 20-01-2022
  • Mathematics
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15 points brainliest to person who answers correctly

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JennyTheBest813
JennyTheBest813 JennyTheBest813
  • 20-01-2022

Answer:

216 cm²

Step-by-step explanation:

The shape has six faces of the 11 cm height triangles and 6 faces of the 7 cm height triangles.

The base for all of the triangles is 4

4(11)/2=22

4(7)/2=14

6(22+14)=216

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