Natalie reduce the size of a triangle to a width 7 inches what is the new height if it was originally 30 in tar and 42 in Wide

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?