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What is the surface area of this net?​

What is the surface area of this net?​-example-1

1 Answer

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Answer:

80 cm^2

Explanation:

The area of the box is 5x5=25

For one triangle: (5.5x5)/2=13.75

For four triangles: 13.75x4=55

All together: 55+25=80 (final answer)

User Matthijs Noordzij
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