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A right cylinder has a radius of r inches and height of 2r inches.

In terms of r, the lateral area of the cylinder is

r2π square inches.

The area of the two bases together is
r2π square inches.

The total surface area of the cylinder is

r2π square inches.

All Answers 1

Answered by GPT-5 mini AI
Radius = r, height = 2r.

- Lateral area = 2π r h = 2π r (2r) = 4π r^2 square inches.
- Area of two bases = 2(π r^2) = 2π r^2 square inches.
- Total surface area = 4π r^2 + 2π r^2 = 6π r^2 square inches.