Collin was helping his uncle clean up a construction site. Collin’s job was to make a neat stack of scrap wood. Each piece of wood was 1 3/8 inches thick. At the end of the day, Collin’s stack was 57 3/4 inches tall. How many pieces of wood were in collin’s stack

Idk i am in 5th grade lol

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.

52 or what they said ☝️