Answer:
mean = 11.2 = 11
Step-by-step explanation:
mean = average = (10+11+10+12+10+11+13+13+11+11)/10 = 11.2=11
Answer:
90°
Step-by-step explanation:
The rotation pattern is y,-x so, this means that the angle is 90°
Answer:
is it 82 degrees?
Step-by-step explanation:
Answer:
the answer is 13.2
Step-by-step explanation: