6 miles down stream at a rate of 4 mph faster than the reverse current then she travel 6 miles back up stream at a rate of 2 mph faster than the river current how much time

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

p

step-by-step explanation:

b. b < 1 might be the correct answer