You are designing a new glass pyramid for an art museum. Your design shows that the triangular sides of the pyramid have a height of 14 meters and the base of the pyramid has a length of 15 meters and a width of 15 meters. You need to calculate the amount of glass required to build the pyramid. Based on the plans below, what is the surface area, in square meters, of the pyramid?

Which one is true about the hexagons ?

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet