Let
x--------> number of dogs that completed the obedience class
we know that
total number of dogs=5
<span>Eighty percent of the dogs have completed obedience classes
so
x=0.80*5------> x=4
the answer is
4 dogs </span>have completed obedience classes
Step-by-step explanation:

Answer:
32 times square root of 3. is the perimeter, area is 48 times square root of 3
Step-by-step explanation:
Answer:
1,696 cm^3
Step-by-step explanation:
Truss