SOLUTION: a paint roller has a lateral area of 5 pi. what is the area covered if the roller makes 16 revolutions?
i know that a paint roller is a cylinder.
lateral area = 2 pi r h (r= rad
Algebra.Com
Question 755121: a paint roller has a lateral area of 5 pi. what is the area covered if the roller makes 16 revolutions?
i know that a paint roller is a cylinder.
lateral area = 2 pi r h (r= radius) (h=height) leave answer in terms of pi
total area = lateral area + 2 pi r^2
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
a paint roller has a lateral area of 5 pi. what is the area covered if the roller makes 16 revolutions?
i know that a paint roller is a cylinder.
lateral area = 2 pi r h (r= radius) (h=height) leave answer in terms of pi
total area = lateral area + 2 pi r^2
-----------------------
What you say is true.
Area covered = 16*lateral area
================================
Cheers,
Stan H.
============
RELATED QUESTIONS
A lawn roller that is 30 inches in diameter makes 1.2 revolutions per second.... (answered by lwsshak3)
A painter is calculating how much paint he will need to cover a cylindrical goal roller... (answered by josmiceli)
A cylindrical roller is of length 2m and diameter 84cm.find the number of revolutions it... (answered by mananth)
A paint roller has a diameter of 4 inches and a height of 10 inches. How many square... (answered by solver91311,jerryguo41)
A steel roller is 4ft. long and 30 in. in diameter. what area will it cover in rolling... (answered by Fombitz)
A steel roller is 2 ft. Long and 15 in. in diameter. What area will it cover in rolling... (answered by rfer)
There are 20 rollers under a conveyor belt, and each roller has a radius of 15 inches.... (answered by sachi)
There are three rollers under a conveyor belt, and each roller has a radius of 8... (answered by Alan3354)
a lawn roller is a cylinder 0.96m long and 0.6m in diameter.How many revolutions of the... (answered by ikleyn)