Answer:
6+9=15
Step-by-step explanation:
Angle measures are ∠M = 90° and ∠L = 24°
Tangents create right angles at the point of contact with a circle.
So ∠M = 90°
⇒ ∠L = 180° - (∠M + ∠N) = 180° - (90° + 66°)
= 180° - 156° = 24°
