Help me so much rn plz plz

(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

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25

Perform the indicated operation and write the answer in the form a + bi. (-5 + 2) + (3 - 6i)