21/2 is the answer I think!
The answer is B because you are suppose to square and divide once you subtract 6 on both sides.
For 11 on the dot plot its only supposed to be 2 dots because u only see two 11’s the mean is 78/15 which equals 5.2 the mode is 5 the range is 11-1 which equals 10
Answer: 16*pi
Step-by-step explanation: The equation for diameter is pi*diameter. Since you already know the diameter, just plug it in.
Your answer would be ~ 305.83 !!