Plz do all that would be appricated no explanation needed just wansers plz

Given the diagram below, michael writes, "segment ac is congruent to segment ac." which of the following reasons allow him to write this statement?

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s? a. 56.3 b. 33.7 c. 41.8 d. 48.2

Dange measures and finds that she can do a vertical jump that is 27.5% of her height if dange is 48 inches tall how high can she jump