A certain machine is to contain two wheels, one of radius 2 inches and one of radius & inches. The manufacturer of this machine needs to
produce a belt that will fit snugly around the two wheels, as shown in the diagram below. How long should the best be
15 in
A
314 inches
B
614 inches
C
10 inches
D
30 inches

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min

Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?