Answer:
42 ft
Step-by-step explanation:
2(L + W ) = P
2 (12 + 9) = P
2 (21) = P
42 = P
P = 42
Use quadratic formula
if you had ax^2+bx+c=0, then
x=

a=1
b=?
c=34
subsitute

=5+/-3i

=5+/-3i
make 5+/-3 into fraction over 2,(10+/-6i)/2

=(10+/-6i)/2
multiply both sides by 2

=10+/-6i
we conclude that -b=10
b=-10
ok so equaton is
x^2-10x+34
Answer:
the fitness gram pacer test
Step-by-step explanation:
1 2 3 0