The sum of three consecutive numbers is 57. what is the largest of these numbers?
18
19
20
21

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Which rectangle if translated 6 units right and 16 units down and the rotated 90° clockwise about the point (4, -11) will result in rectangle e?

Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?