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Tems11 [23]
3 years ago
15

Calculate the surface area of the figure below.

Mathematics
1 answer:
valentinak56 [21]3 years ago
8 0

Answer:

a. 1,275.49 m²

Step-by-step explanation:

SA = 2πr² + 2πrh

SA = 2π(7)² + 2π(7)(22)

SA = 98π + 308π

SA = 406π

SA ≈ 1,275.49 m²

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