The surface area of the cone is calculated to the nearest tenth as: 173.4 cm².
What is the Surface Area of a Cone?
Surface area of a cone = πr(r + l),
Given the following:
- Radius (r) = 4 cm
- Slant height (l) = 9.8 cm
Plug in the values
Surface area of the cone = π × 4(4 + 9.8)
Surface area of the cone = 173.4 cm²
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