PLEASE HELP! I ONLY HAVE ABOUT 10 MINUTES LEFT! :( 30 POINTS AVAILABLE! The diagram shows the cross-section of a building. CD is a ledge half way up. Amy is standing at point A looking at the building. She measures AB = 100 metres, ∠CAB = 31° and ∠EAB = 42°. Calculate the length of CD.

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Officer brimberry wrote 24 tickets for traffic violations last week, but only 9 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.

Write an equation in slope intercept form of the line passes through the given point and is parallel to the graph of the given equation (0,0); y=3/8 x+2

The customer price index(cpi), which measures the cost of a typical package of customer goods,was 208.8 in 2011 and 244.1 in 2016.let x=11 corresponding to the year 2011 an estimate to cpi into 2013 and 2014. assume that the data can be modeled by a straight line and the trend to continue idenfinitely.use data points to find such a line and then estimate the requested quantities