Answer:
A=hb b/2
Step-by-step explanation:
area=height(sub)base times base divided by 2
I don't know if u can see it, but there.
X=12
Y=15
Z=20
It takes 35 mins for 6 people to paint 7 walls if you would like this answer described to you let me know please
The way you put it is confusing. I'll answer but the way you put it was confusing to me.