The trapezoid graphed below is dilated by a scale factor of 2.5 with the origin as the center of dilation. Which rule best represents this dilation? a) x, y ➡️ 2.5x, 2.5y
b) x, y ➡️ 2.5y, 2.5x
c) x, y ➡️ x, 2.5y
d) x, y ➡️ 2.5x, y​

How do i do this activity, is appreciated

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?