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Alona [7]
3 years ago
5

What is the surface area of this right rectangular prism with dimensions of 5 centimeters by 5 centimeters by 12 centimeters?

Mathematics
1 answer:
vichka [17]3 years ago
4 0
The formula I like to use is
   A = 2(LW + H(L+W))
For your dimensions, this is
   A = 2((5 cm)(5 cm) + (12 cm)(5 cm + 5 cm))
   A = 2(25 cm² + 120 cm²)
   A = 290 cm²

The surface area of your right rectangular prism is 290 cm².
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