A means an area
s side of the square, because of all sides are equal
then Area=s*s or Area=s²
so
A=9*9=81yd²
Answer:

Step-by-step explanation:

Simplified becomes;

Simplifying further gives; 
Answer:
2 angles are shown one angle is 56 degrees and the other is 34 degrees
Step-by-step exp
complementary angle=90 degree
56+34=90
18.5 - 6 = 12.5 gallons empty
12.5 / 18.5 = 0.676
0.676 x 100 = 67.6%
Answer: 67.6%
<h2>Greetings!</h2>
Anything to the power of 1 is still 1, because
is simply 1 x 1 x 1 x 1 x 1 = 1 ect.
<h3>So this changes the equation to 1x = 2, which means that:</h3>
x = 2
<h2>Hope this helps!</h2>