Answer: 432cm^3
Step-by-step explanation:
Answer: 25%
Step-by-step explanation: The question tells us that the population decreases by 1/4 every single year. That means, since 1/4 equals .25, the population decreases by 25% every year :)
Answer:
2800 - 4000
Step-by-step explanation:
40 × 70 = 2800
50 × 80 = 4000
Answer:
30 units
Step-by-step explanation:
If the w=5 and we know that the length is 2(5)=10
For perimeter, there are two sides.
2(10)+2(5)=30 units
Answer:
Step-by-step explanation:
For the first problem, we can plug in the slope of 
for 
:
To solve for 
, we plug in the given point 
:
This gives us the equation:
For the second problem, we can plug in the slope of 
for :
To solve for , we plug in the given point 
:
This gives us the equation:
