If the circumference of a circle is 43.4 in, then what is the diameter. use 3.1 for pie

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

∆red ≅ ∆ by rule will give brainiest if possible

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the