ANSWER

EXPLANATION
The given expression is

The middle radical contains a perfect square.



Note that:


Answer:
x = 18°
y = 6
Step-by-step explanation:
in a parallelogram:
Any two opposite sides are congruent
and any two opposites angles are congruent:
then
y + 4 = 10
and 3x = 54
then
y = 6
and x = 54/3 = 18
So n=8 and those are all the steps
Answer:
$17.22 per foot
Step-by-step explanation:
To find the unit rate, divide the amount of money by the amount of feet. This will give you how much money per one foot.
310/18= 17.22222