Please help with #9 i’ll be giving a brainliest to the person with the correct answer

Which statement justifies why angle ebc measures 90?

Put the equation in slope intercept form by solving for y

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.