A city's water tower is in the shape of a sphere with a radius of 15 feet. If the tank is full, what is the exact value of the volume of the tank?
Selected Answer:
Incorrect 450π ft3
Correct Answer:
Correct 4500π ft3
Response Feedback:
Use the formula for volume of a sphere.
Question 2
1 out of 1 points
A basketball has a radius of 9 inches. What is the exact value of the volume of the ball?
Selected Answer:
Correct 972π in3
Correct Answer:
Correct 972π in3
Response Feedback:
Use the formula for volume of a sphere.
Question 3
1 out of 1 points
A lacrosse ball has a radius of 3 inches. Which value is closest to the volume of the ball? Use 3.14 for π.
Selected Answer:
Correct 113.04 in3
Correct Answer:
Correct 113.04 in3
Response Feedback:
Use the formula for volume of a sphere.
Question 4
1 out of 1 points
A geodesic dome has a radius of 27 feet. Which value is closest to the volume of the dome? Use 3.14 for π.
Selected Answer:
Correct 82,406 ft3
Correct Answer:
Correct 82,406 ft3
Response Feedback:
Use the formula for volume of a sphere.
Question 5
1 out of 1 points
The Epcot Center in Florida has a giant dome that is a sphere with a diameter of 165 feet. Which value is closest to the volume of the dome? Use 3.14 for π.
The set of factors of 20 is {1, 2, 4, 5, 10, 20} and the set of factors of 16 is {1, 2, 4, 8, 16}. {1, 2, 4, 5, 10, 20} ∩ {1, 2, 4, 8, 16} = {1, 2, 4} which has greatest value 4. So, GCF(20, 16) = 4.
