5). Find these square roots:

a).



b).



c).



d).
e).
f).

6). Use your calculator to find these square roots:

a).



b).



c).



d).
e).
f).

7).
Find the length of one side of a square whose area is .49 square feet.

X =_________


8). Solve these equations:

a). x2 + 2 = 18


X = ______		 b). 20 - x2 = 11


X = ______		 c). x2 - 9 = 40


X = ______		 d). x2/4 = 4


X = ______