Which conjecture is not always true? a. intersecting lines form 4 pairs of adjacent angles. b. intersecting lines form 2 pairs of vertical angles. c. intersecting lines form 4 pairs of congruent angles. d. none of the above?

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)