What's the exact length of BC?
A) 8√3
B) 5√6
C) 12
D) √306

Could answer every question with steps

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?