Suppose you have 40 minutes to exercise at the gym and you want to use the stair machine and the stationary bike. how many minutes should you spend on each machine so that you burn 225 calories? stair machine: 5 cal/min stationary bike: 6 cal/min

(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