Answer by JKismyhusbandbae: 12
Solve the equation for a
Work: (listed in picture)
It equals 40/6. I hope this helps. Good luck!
40º
7) In this problem, we can see that both tangent lines to that circle come from the same point O.
So, we can write out the following considering that there is one secant line DO and one tangent line to the circle AO
