Triangle PQR was transformed to create the congruent triangle STU. Which describes how triangle PQR could have been transformed?

Mp model with mathematics explain how the number of text messages dario sent and the cost form an arithmetic sequence.then write an expression to find dario's text messaging bill if he sends n text messages over 250.

The ordered pair (2,-5.2) is located in quadrant iv

If the coefficient of determination for a data set containing 24 points is 0.5,12 of the data points must lie on the regression line for the data set. true or false?