What's the circumference and area of a circle with a radius of 9 km

i think is 3 and 6. this took me 10 min to think.hope to and hope that my answer is brainliest.(follow me )

the answer is (-8,-5)

step-by-step explanation:

the endpoint to midpoint is half the length. the length is (-2,-1) so when you are at the midpoint just add it to it to find your answer -6+(-2)= -8 and -4+(-1)=-5 so (-8,-5)