Asked by Daisy
A roll of paper towels is 10 inches high and 2.5 inches in diameter. How many full squares inches of paper towel can fit on the roll in 15 rotation?
* all I need is a formula of this question.
Do I use lateral surface area formula or total surface area formula
* all I need is a formula of this question.
Do I use lateral surface area formula or total surface area formula
Answers
Answered by
PsyDAG
C = πd = 3.14 * 2.5 = ?
Area of towel = ? * 10 * 15
Of course, this will be a little off, since the circumference will increase as the layers accumulate.
Area of towel = ? * 10 * 15
Of course, this will be a little off, since the circumference will increase as the layers accumulate.
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