Kareena enjoys selling sailboats. She designs a toy model, as shown below. What is the area of Kareena’s design

Just divide the x axis (the top) by 2 or multiply the y axis (the bottom) by 2

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.

The last one bc that's a calendar