Classify the triangle as scalene, isosceles or equilateral.
1. A(3,0) B(-1,1) C(0,2)

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

What is the base of 1/9 to the power of 2

(60 points) explain this in detail