Find the lateral surface area of a regular hexagonal pyramid whose edge measures 20cm and the radius of a circle inscribed in the base is 9√3 cm

What aspects of lines have to be diffrent

How do you find the area of a triangle

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.