21) is similar to triangle, if a scale factor 2 maps to and DF = 15, what is the length of XZ?

Me asap the graph shows the relationship between the price of frozen yogurt and the number of ounces of frozen yogurt sold at different stores and restaurants according to the line of best fit about how many ounces of frozen yogurt can someone purchase for $5? 1 cost of frozen yogurt 1.5 2 13 15.5 cost (5) no 2 4 6 8 10 12 14 16 18 20 size (oz)

Line ab contains points a(4, 5) and b(9.7). what is the slope of ab?

Line a is parallel to line b, m2=4x+44, and m6=6x+36. find the value of x.