Ajar contains 5 blue marbles, 6 yellow marbles, and 4 green marbles. what is the probablity of randomly choosing a yellow marble, not replacing it, and then choosing a blue marble.

What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?

If angle ase measures 168 degrees, find the measure of angle dse. the figure mag not be drawn to scale