Ab9 is your answer my friend
Answer:
your answer would be -7,-1
Step-by-step explanation:
All it wanted you to do is flip the coordinates over the y-axis
The number 12 and 14 are the modes .
In order to answer the question we need the lengths to do the math.
R=21. 21/3=7. To check your answer, you can do 7x3 and it'll equal 21.