Marcos is 7 years older than his sister, Rosa. The sum of their ages is less than 3 times Rosa's age. How old is each?
1 answer:
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Answer:
the volume is
Step-by-step explanation:
This problem bothers on the mensuration of solid shapes, a cylinder.
Given data
Volume v = ?
Radius r = r in
Height h= 2r in
We are expected to solve for the volume of a cylinder, given the above data we can substitute it in the formula for volume of a cylinder to obtain our result
we know that the expression for the volume of a cylinder is
Hence the volume in terms of the radius is