Answer:
20 feet
Step-by-step explanation:
= 
Simplify 
= 
Every 1 second, a person will walk 2 feet.
= 
X = 20 feet
Answer:
263,93802
Step-by-step explanation:
xd
Answer:
the best represtents a continuous function with domain _3 is (B)
Answer:
The unknown angle is 80
Step-by-step explanation:
The sum of the angles of a triangle add to 180 degrees
Let the unknown angle be x
20+80+x = 180
Add like terms
100+x = 180
Subtract 100 from each side
100-100+x=180-100
x = 80