Answer:
125
Step-by-step explanation:
Answer:
Cost, C = $28410.72
Step-by-step explanation:
We have, a concrete pillar has the shape of a cylinder.
Diameter of pillar is 8 m and ts height is 9 m
If concrete costs $87 per cubic meter, it is required to find the concrete cost for the pillar. For this lets find the area of cylindrical shape. So,

The cost of pillar at the rate of $87 per cubic meter will be :

Answer:
460 m
Step-by-step explanation:
Boundary = perimeter
Perimeter = 2(length + width)
= 2(150 + 80)
= 2(230)
= 460 m
Answer:
8x + 8y
Step-by-step explanation:
Simplify
Hope this helps. Have a great day. :)
-wfz
Answer:
Not sure if this is right, but I got $40.8.
Step-by-step explanation:
I first turned 20% into a decimal. (0.20).
Then I multiplied 0.20 and 34 which is 6.8.
I then added 34 since it’s the original cost to 6.8 since that’s the tip amount.
After that, you should get $40.8.