Which of the following is the equation for the graph shown?

y^2/4 - x^2/ 12 = 1

y^2/16 - x^2/12 = 1

x^2/4 - y^2/12 = 1

x^2/16 - y^2/12 = 1

1. are the triangles similar and if so why? what is the value of x? show your work.

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

Plz a. s. a. p.the table shows the number of male and female contestants who did not win a prize. what is the probability that a randomly selected contestant won a prize, given that the contestant was female? write the probability as a percent. round to the neares tenth, if needed.