What is the total surface area of a right rectangular cylinder with a radius of and a height that is 1.5 times its diameter?18 Mark For ReviewA) B) C) D)
Question
What is the total surface area of a right rectangular cylinder with a radius of and a height that is 1.5 times its diameter?18 Mark For ReviewA) B) C) D)
Solution
The question seems to be incomplete as the radius of the cylinder is not provided. However, I can provide the formula to calculate the total surface area of a right rectangular cylinder (which is actually just a regular cylinder).
The total surface area of a cylinder is given by the formula:
2πr(h + r)
where:
- r is the radius of the base of the cylinder
- h is the height of the cylinder
In this case, the height is 1.5 times the diameter. Since the diameter of a circle is twice the radius (d = 2r), the height of the cylinder is 1.5 * 2r = 3r.
Substituting h = 3r into the formula, we get:
2πr(3r + r) = 2πr(4r) = 8πr²
So, the total surface area of the cylinder is 8πr². Once you have the radius, you can substitute it into this formula to get the total surface area.
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