Answer:
The untouched space in the basement is the upper 2.2 meters.
Step-by-step explanation:
Answer: 12s + 9t
Step-by-step explanation:
Combine like terms
(6s+5t) + (4t + 8s)
12s +9t
Hope this helped!
To figure this out, you can do 66/11, which is 6. 54/9 is 6, and 42/7 is also 6. I hope this helps, I can explain more if you need me too.
Answer:
Option B
Step-by-step explanation:
The slope of the line BC is,


Since AD is altitude to BC, we can say AD is perpendicular to BC, so the slope of the line AD which is perpendicular line to BC will be,
