Acylinder has a radius of 12.2 inches and a height of 6.1 inches. what is the approximate volume of the cylinder? use 3.14 for pi. 74.4 in³ 148.8 in³ 2850.9 in³ 4961.2 in³

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?

Acylinder has volume 45π and radius 3. what is it’s height?

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).