What is the equation of the circle if the radius is 9 and the center is (2, -7)? Question 15 options:

(x + 2)2 + (y − 7)2 = 9

(x − 2)2 + (y + 7)2 = 9

(x + 2)2 + (y − 7)2 = 81

(x − 2)2 + (y + 7)2 = 81

Question 9 of 10 2 points suppose your sat score is 1770. you look up the average sat scores for students admitted to your preferred colleges and find the list of scores below. based on your sat score of 1770, which average score below represents the college that would be your best option? o a. 1790 o b. 2130 o c. 2210 od. 1350

Ateam of runners is needed to run a 1 2 -mile relay race. if each runner must run 1 4 mile, how many runners will be needed?

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer