HEL30. In the figure shown, AC is the bisector of angle BAD. Angle B intercepts an arc whose measure is 180°. What is the measure of angle B? What is the measure of angle BAD? What is the measure of half of angle BAO? Triangle ACO is isosceles. What is the value of r? B C to 540 A D​

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.