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). x
2
+ 2 = 18
X = ______
b). 20 - x
2
= 11
X = ______
c). x
2
- 9 = 40
X = ______
d). x
2
/4 = 4
X = ______