Anumber cube is rolled many times with the results shown in the table below. what is the experimental probability of rolling an even number? number rolled 1 2 3 4 5 6 number of rolls 13 12 12 14 11 18 44% 45% 50% 55%

∆abc is reflected across the x-axis and translated 2 units up to give the image ∆a'b'c' with coordinates a'(1, 1), b'(2, -1), c'(2, 1). what are the coordinates of the preimage ∆abc? a. a(-1, 1), b(-2, 3), c(-2, 1) b. a(1, 1), b(2, 3), c(2, 1) c. a(1, -3), b(2, -1), c(2, -3) d. a(1, -3), b(2, -5), c(2, -3)

Me #1 using vocabulary words, including the word “congruent”, state why the measure of angle d is 120 degrees. #2 what is the measure of angle e and why?

Which of the following points is collinear with (-2,1) and (0,3)