Jody is making a mosaic. She places two pieces along an edge as shown. She needs a third piece to fill the space between these two pieces. What size corner angle does the third piece need to have in order to fill the space with no gaps?

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