Explain how to use the properties to evaluate the expression -3/21 •3/5•7•15

Suppose the radius of a circle is 16. what issuppose the radius of a circle is 16. what is its circumference its circumference

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)