What additional piece of information is needed to prove the triangles congruent by ASA?

Asap describe the transformations required to obtain the graph of the function f(x) from the graph of the function g(x). f(x)=-5.8sin x. g(x)=sin x. a: vertical stretch by a factor of 5.8, reflection across y-axis. b: vertical stretch by a factor of 5.8,reflection across x-axis. c: horizontal stretch by a factor of 5.8, reflection across x-axis. d: horizontal stretch by a factor of 5.8 reflection across y-axis.

Acircle has a circumference of 28.36 units what is the diameter of the circle

Find the value of x in the diagram below. select the best answer from the choices provided