prisyadus prisyadus

19-03-2020
Mathematics

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Provide steps please

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TheStranger TheStranger

19-03-2020

Answer:

144 cm²

Step-by-step explanation:

base = 6 x 6 = 36 cm²

1 triangle = 1/2 x 6 x 9 = 27 cm²

4 triangles = 27 x 4 = 108 cm²

Total surface area = 36 + 108 = 144 cm²

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