Volume and Surface Area of Cylinders

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula for the volume of a cylinder?
Back
Volume = πr²h, where r is the radius and h is the height.
2.
FLASHCARD QUESTION
Front
How do you find the radius of a cylinder if you know the diameter?
Back
Radius = Diameter / 2.
3.
FLASHCARD QUESTION
Front
What is the approximate value of π (pi) used in calculations?
Back
π is approximately 3.14.
4.
FLASHCARD QUESTION
Front
If a cylinder has a height of 10 cm and a radius of 3 cm, what is its volume?
Back
Volume = π(3)²(10) = 282.6 cm³.
5.
FLASHCARD QUESTION
Front
What is the formula for the surface area of a cylinder?
Back
Surface Area = 2πr(h + r), where r is the radius and h is the height.
6.
FLASHCARD QUESTION
Front
How do you calculate the lateral surface area of a cylinder?
Back
Lateral Surface Area = 2πrh.
7.
FLASHCARD QUESTION
Front
What is the total surface area of a cylinder with a radius of 4 cm and a height of 5 cm?
Back
Total Surface Area = 2π(4)(5) + 2π(4)² = 100.48 cm².
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