Answer:
see explanation
Step-by-step explanation:
Under a reflection in the y- axis
a point (x, y ) → (- x, y ) , then
A (1, 1 ) → A' (- 1, 1 )
B (2, 4 ) → B' (- 2, 4 )
C (4, 2 ) → C' (- 4, 2 )
The answer is 1 and 3
B. $10 bag, $0.80 per pound
10 / 8 = 0.80
25 / 15 = 1.67
0.80 is cheaper
