Atennis supply store pays a wholesaler $90 for a tennis racket and sells it for $144. what is the markup rate

Simply 8x squared + 5(7x squared- x) - 2x =

The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99

Are the corresponding angles congruent? explain why or why not.