If pi=22/7 and you need to find the difference between the area of two different circles one having a radius of 21in and the other having a radius of 28 inches what would the difference be

15 points ! ~ see if you know the answer to both you!

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

Solve this and show you’re work step by step ! -5 3/4+3h< 9 1/4 -