Which statement must be true if RST = XYZ?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

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