If a rectangle is 12 inches tall. 8 inches wide, and 2 inches in depth and or width then what is the surface area? what is the surface area if it is scaled UP by a factor of 10

Please help thank you

What id the volume of the rectangle and or box

and lastly what would be the volume if it was scaled DOWN by a factor of 1/10,

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.