What additional information can be used to prove δdsb ≅ δtsr by sas?

Which statement about the graph of y = 8(0.25)^2

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.

Find an equation for the linear function which has slope -10 and x-intercept -7