THIS IS #2 PLLZZZ HELP AND TY FOR THE PERSON WHO DID THE FIRST ONE! :) { ILL GIVE U BRAINLIST AND A THANK YOU! }

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

Question 4 of 10 2 points what is the second part of the process of investigating a question using data? a. rephrasing the question o b. describing the data c. collecting the data o d. making an inference submit

Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3