What is the value of x in the equation 8 + 4 = 2 (x minus 1)?

Which expression gives the area of the triangle shown below

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 radius of 12.6cm what is the exact length of an arc formed by a central angle measuring 120