Triangular prism 0.75 x 1 x 2 dimension

The 3rd quadrant as 3x+g5ti=56i: 92d-543

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.