9.4.3 - Cylinders
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is the lateral surface area of a cylinder with a radius of 2m and height of 3m?
💡 Hint: Use the formula LSA = 2πrh.
If a cylinder’s radius is 1 cm and its height is 4 cm, what is its total surface area?
💡 Hint: Calculate LSA first and then add the areas of the two bases.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for the lateral surface area of a cylinder?
💡 Hint: Focus on how the lateral surface wraps around the cylinder.
True or False: The total surface area of a cylinder includes the areas of its bases.
💡 Hint: Think about how the entire surface is accounted for.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A water tank has a diameter of 10m and height of 15m. Calculate the amount of paint needed to cover the outside surface if 1 liter covers 5 m².
💡 Hint: Don't forget to convert diameter to radius first.
A cylindrical container has a height of 1.5m and a total surface area of 942 cm². What is the radius of the base?
💡 Hint: Rearranging the equation might help in isolating r.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.