What is the image of the point (6,-9) after a rotation of 270 counterclockwise about the origin?

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

Which of the greatest common gcf of 32 and 48 a 16 b 96 c 8 d 32

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?