___ 12. If m∠3 = 81°, what is m∠8?
A.94°
B.98°
C.99°
D.104°
___ 13. What is the m∠1, if m∠2 = 99°
A.80°
C.83°
B.81°
D.85°
___ 14. From the figure above, what is the m∠6, if m∠1 = 105°?
A.70°
C.80°
B.75°
D.85°
___ 15. What is the m∠8, if m∠4 = 75°
A.75°
C.105°
B.95°
D.125°
