Triangle LMN is reflected across the x-axis to form triangle L'M'N'. Which statement is true?
A
B
Triangle L'M'N' is congruent to triangle LMN.
Each side length of triangle L'M'N' is j the corresponding side length of
triangle LMN.
Each side length of triangle LMN'is 2 times the corresponding side length of
triangle LMN.
The sum of the angle measures of triangle L'M'N' is 180° more than the sum of the
angle measures of triangle LMN.
с

The vice president of programming at nbc is finalizing the prime-time schedule for the fall. she has decided to include a hospital drama but is unsure which of two possibilities to select. she has a pilot called the surgeon and another called critical care. to her make a final decision, a sample of 20 viewers from throughout the united states was asked to watch the two pilots and indicate which show they prefer. the results were that 12 liked the surgeon, 7 liked critical care, and one had no preference. state the decision rule, using the 0.10 significance level. h0: π = 0.50 h1: π ≠ 0.50 1. reject h0 if number of + signs is either < = or > = 2. what is your decision regarding h0? is there a preference for one of the two shows?