Answer:

Step-by-step explanation:
hope this helps.
Answer:
20
Step-by-step explanation:
1/2(a+b)=180
1/2(6+12)=18
1/2(18)=180
9/9=180/9
=20
Answer:
10
Step-by-step explanation:
To solve this you would do 250 divided by 25 because that solves for the unknown. This gets you 10. So, 250/10 is equal to 25
Hope this helps!
It equals 2 yard! Hope this helped
Answer:
B.) y - 6 = -8/5(x + 2)
Step-by-step explanation:
Remember in order to find the slope intercept form on 2 points, you need these equations:
and 
To find the slope, you will need to use the first equation. In this case the equation will look like this: 
Then use the second equation, plug in the numbers, and you will get B as your answer