Polygon abcd is reflected and dilated to give polygon pqrs. the coordinates of the preimage are (2, 2), (6, 8), (12, 8), and (16, 2). the coordinates of the image are (11, 15),
(9, 12), (6, 12), and (4, 15). what is the scale factor of the dilation?

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

Find the multiplicative inverse of 8-12i