Chapter 6 Flashcards
What is the total surface area of a closed cylinder that is 10 cm high and 4 cm in diameter?
A. 150.8 cm²
B. 145.7 cm²
C. 154.3 cm²
D. 136.6 cm²
A
Find the lateral area in square meters of a steam pipe 15 cm in diameter and 3 m long.
A. 1.414 m²
B. 1.678 m²
C. 1.923 m²
D. 2.136 m²
A
Find the volume in cubic centimeters of a cylinder having a radius of 3 centimeters and a height of 8 centimeters.
A. 196.3 cm³
B. 226.2 cm³
C. 245.2 cm³
D. 233.3 cm³
B
A rectangular piece of sheet iron with an area of 625 cm² is rolled to form a cylinder 9 cm in diameter. Find the height and volume of this cylinder.
A. Height: 22.1 cm, Volume: 1406 cm³
B. Height: 18.7 cm, Volume: 1178 cm³
C. Height: 25.5 cm, Volume: 1590 cm³
D. Height: 30.2 cm, Volume: 1872 cm³
A
The bottom of a rectangular water tank is 5.5m x 6m. The tank must contain 85 m³ of water, being 90% full. What should be the height of the tank?
A. 2.58 m
B. 2.33 m
C. 2.86 m
D. 3.05 m
C
