If DC=45, which of the following statements must be true of this triangle?

What number should be added to both sides of the equation to complete this square? x^2-10x=7

The frequency table shows a set of data collected by a doctor for adult patients who were diagnosed with a strain of influenza. patients with influenza age range number of sick patients 25 to 29 30 to 34 35 to 39 40 to 45 which dot plot could represent the same data as the frequency table? patients with flu

You buy 4 items that cost 2.69 14.45 8.05 13.95 what is the estimated total round to the nearest dollar