Matherson made a wooden triangular pencil holder with an opening at the top. It has a height of 5 inches with the base being an equilateral triangle with sides of 3.5 inches. If the height of the triangle is 4 inches, how much surface area is needed to be painted? Urgent PLS

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

If angle 2=3x +1 and angle 3=2x +4what is angle 2

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?