Answer:
Option B. 0.783 pounds
Step-by-step explanation:
step 1
Find the area of a a 36 inch piece of PVC pipe with an outside diameter of 0.82 inches and an inside diameter of 0.75 inches
The area of a circle is equal to

we have


assume


substitute the values


step 2
Find the volume of the piece of PVC
Multiply the area by its length

step 3
Find the weight of the piece of PVC
Multiply the volume by its density
The density is 
so

Answer:
(3,7)
Step-by-step explanation:
Step-by-step explanation:
-35 x - 625 = 21875 so positive
263 x 0 = 0 so zero
-21 x 451 = - 9471 so negative
-350 x 89 = - 31150 so negative
10 - 5 = 5
Hope this helped your husband.
Answer: y=-0.5x+4.5
Step-by-step explanation: y=mx+b, m is the slope = -1/2 or -0.5, and b is the y-int, which is 4.5