Answer:
c
Step-by-step explanation:
plug in 6 or -6 into x. square it. get 36 -11 =25
Well, you need to find the circumference of the circle, and the formula is 2πr. So All you have to do is 2π(20), and then once you find that, multiply the answer by six.
Answer:120.430 US Dollars
Step-by-step explanation: