Circle X is shown in the diagram.
Which equation can be used to solve for m_1?
a
X
с
0 m21= (ab)
m21= 2(a+b)
om21= (c)
om21= {(c+)
2
d
b
![Circle X is shown in the diagram Which equation can be used to solve for m1 a X с 0 m21 ab m21 2ab om21 c om21 c 2 d b class=](https://us-static.z-dn.net/files/d0f/84c02dd2b8611f3b8bbc2e1a550a6db7.png)