Angela has 15 chocolate cookies. she eats 6 of them, then goes to the store and buys 1 more. how many cookies does angela have now?

the answer is 10 because you have to add and subtract

r(0,90)(x,y) . t(-5,0)

last option

step-by-step explanation:

∆def to ∆d"e"f"

- rotate 90 counterclockwise degrees

- then translated 5 to the left (x --> x - 5)

answer is the last option

yes. we do proportions in probabilities.