What are the coordinates of the image produced by applying the composition rx°RO.90°to(-4,3) A. (4,0)
B. (-3, 4)
C. (0, 3)
D. (3, 4)

Also could someone explain how u got the answer, I’m having a hard time understanding this subject.
THANK YOU!!!

Afactory adds 3 red drops and 2 blue drops of coloring to white paint to make each pint of purple paint. the factory will make 50 gallons of the purple paint. how many drops of red and blue coloring will the factory need in the 50 gallon batch of purple paint.

Which of these tools or constructions is used to inscribe a hexagon inside a circle?

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?