No, you would do 100 - 64 because 10^2 is 100 and 8^2 is 64.
100-64= 36
The square root of 36 is 6. The length of the other leg is 6.
Answer:
$8.82
Step-by-step explanation:
$70.56÷8 =$8.82 total
The formula of an area of a square: 
a - side
We have: 
substitute:

The fromula of a perimeter of a square is: 
substitute:

Yes it is because 5 5/8 it’s bigger than 5 and 3/6