Find the surface area of a rectangular parallelepiped which is 8 cm long, 13 cm wide and 10 cm high.
| February 1, 2021 | education
The surface area of a rectangular parallelepiped is found by the formula:
S = 2 * (a * b + b * c + a * c), where a = 8 cm, b = 13 cm, c = 10 cm.
We substitute in the formula:
S = 2 * (8 * 13 + 13 * 10 + 8 * 10).
S = 2 * (104 + 130 + 80).
S = 2 * 314.
S = 628 cm2.
Answer: S = 628 cm2.
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