5) A rectangular plot of land measuring 60 m by 50 m has a square garden of sides 20 m inside it. Outside the garden is the yellow pathway. What is the area of the pathway? Pathway Garden 60 m 20 m m 50 m

The answer is 26 to 1

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.