Acontractor needs to put a carpet in the hallway of a house, the diagram of the houses is below. all of the sides of the figure of 4 feet long except for the two longer sides that are each 8 feet long. all angles in the figure are right angles. what is the area of the hallway?
so confused

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

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