BC bisects ABC. Solve for x and find mABC.

mABD= 8x-1, mCBD= 5x+5

X=

2 answers

How can BC bisect ABC? I guess you mean BD.
If it bisects the angle, then the two halves are equal. So,
8x-1 = 5x+5
x=2
BD bisects ABC. Solve for x and find mABC.
mABD= 10x-6, mCBD= 6x+6