9 The graph shows the proportional relationship
between number of hours worked and total
pay for workers at a factory.
Factory Workers Pay Rate
y
40
36
32
28
24
20
Pay ($)
16
12
1 2 3
Number of Hours
Given the equation y = kx shown in the
graph, which value represents k?
8
16
9

George has a triangle-shaped garden in his backyard. he drew a model of this garden on a coordinate grid with vertices a(4, 2), b(2, 4), and c(6, 4). he wants to create another, similar-shaped garden, a′b′c′, by dilating triangle abc by a scale factor of 0.5. what are the coordinates of triangle a′b′c′?