The problem asks to find the surface area of the label of a cylindrical can. The can has a diameter of 4 inches and a height of 6 inches. We need to find the area of the label, which is the lateral surface area of the cylinder, rounded to the nearest tenth.

GeometrySurface AreaCylinderLateral Surface AreaApproximationRadiusDiameter
2025/4/23

1. Problem Description

The problem asks to find the surface area of the label of a cylindrical can. The can has a diameter of 4 inches and a height of 6 inches. We need to find the area of the label, which is the lateral surface area of the cylinder, rounded to the nearest tenth.

2. Solution Steps

The formula for the lateral surface area of a cylinder is:
A=2πrhA = 2\pi r h
Where rr is the radius and hh is the height. Since the diameter is 4 inches, the radius rr is half of that:
r=42=2r = \frac{4}{2} = 2 inches
The height hh is given as 6 inches.
Substituting these values into the formula:
A=2π(2)(6)A = 2\pi (2)(6)
A=24πA = 24\pi
Now, we approximate π\pi as 3.14159 and calculate the area:
A=24×3.14159A = 24 \times 3.14159
A=75.39816A = 75.39816
We are asked to round the answer to the nearest tenth:
A75.4A \approx 75.4

3. Final Answer

The area of the label is approximately 75.4 square inches.

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