Samir is finding the volume of two cylinders. The smaller cylinder has a radius of 11 feet and a height of 2 feet. The larger cylinder has the same radius but a height of 8 feet. What is the volume of the smaller cylinder ?

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.

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The answer is b.$19.99  hope this : )