HELP PLS IM FAILING MATH AND NO ONE IS HELPING ILL MARK U BRAINLIEST

What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

What is the y-intercept of the line given by the equation