An oil company fills  1/12 of a tank in  1/3  hour. at this rate, which expression can be used to determine how long it will take for the tank to fill completely? a) 1/12 • 3 hoursb) 1/3 • 12 hoursc) 1/3 • 1/12 hourd) 3 • 12 hours

Graph a triangle (xyz) and reflect it over the line y=x to create triangle x’y’z’. describe the transformation using words. draw a line segment from point x to the reflecting line, and then draw a line segment from point x’ to the reflecting line. what do you notice about the two line segments you drew? do you think you would see the same characteristics if you drew the line segment connecting y with the reflecting line and then y’ with the reflecting line? how do you know?