A rotation of 270 degrees follows which notation? (x, y) -> (x, -y)

(x, y) -> (y, x)

(x, y) -> (-x, y)

(x, y) -> (y, -x)

(x, y) -> (-x, -y)

(x, y) -> (-y, x)

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

Explain why the factor 1.5 is broke. into two numbers in the model.