Answer:
36p+4
Step-by-step explanation:
Split the room into 2 rectangles
area = 5*4 + 3*3 = 29 sq ft
So the cost is 29*8 = $232
Answer:
i think its a trapazoid
Step-by-step explanation:
I = / r where I = current and r = resistance
80 = k / 50 so
k = 400
so we have I = 400/r
when r = 40
I = 400/40 = 10 amps
What are you asking in the question?
