Amarble is selected at random from a jar containing 50 red marbles 20 yellow marbles and 30 green marbles find the theoretical probability that it is either red or green. type an integer or simplified fraction.

List the sides of δrst in in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

Which statement justifies why angle ebc measures 90?

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=