How much force is required to push a 135-pound sofa across a wood floor

In the triangles, bc =de and ac fe.if the mzc is greater than the mze, then ab isdfelth

How do you write something in scientific notation?

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