Answer:

Step-by-step explanation:
2/3= 0.66666
Dividing the given value to obtain the decimal value gives:

The last number is 7 which is greater than 5 this will increment the previous number by 1.
As,the previous values are also '6', so this step will continue till three significant figures.

So the value rounded up to 3 significant is 
Answer:
162 ft^2
Step-by-step explanation:
18 * 18 = 324
324/2 = 162
The area of the patio is 162 square feet
we know that
the area of the rectangular banner is equal to

where
W is the wide of the banner
h is the height of the banner
in this problem


In the formula of the area solve for h

Substitute the values of W and A

therefore
the answer is
the height of the banner is 
Answer:
X=8 hope I am right<3
Step-by-step explanation:
I believe it would be all of the above let me know if it is right