Answer:
5
Step-by-step explanation:
What I did was I plotted (20,-15) and (19, -5). From the endpoint to the mid point I got 1 unit to the right and 10 units up. SO I did the same but start at the midpoint and get (18,5).
Hi there! :)
4x=-36
Divide both sides by 4 in order to isolate x:
x=-9
Hope this helps you and have a nice day!
~Just a joyful teen
62.83185
C=2πr=2·π·10≈62.83185