If tan theta =12/5 and cos theta < 0, what is sin theta ?

a.

12

b. 5/13
c. -15/13
d. 12/13
e.-12/13

The hypotenuse of an isosceles right triangle is $14\sqrt 2$. what is the area of the triangle?

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?

What can you determine about the solutions of this system