1. Which of the following is not a true statement about proportional graphs?
A. A proportional graph will pass through the origirl
B. A proportional graph will be a straight line.
C. A proportional graph will always have a positive slope.
D. A proportional graph will have a constant rate of
change.

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.

Write 17/20 as a decimal and as a percent.

How can you construct perpendicular lines and prove theorems about perpendicular lines