3. (5mks) In the figure shown; determine:
(a) the perimeter
(b) the area.
6 cm
3 cm
3 cm
2 cm
2 cm
6 cm

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 right answers for the question are