Geometry

The correct answer is A.∠LMN.

1. Recall the rules of naming an angle:

An angle formed by two rays  and  has a common endpoint, which is the vertex of the angle. Here, the common endpoint of the rays  and  is point , and the vertex should be the middle - letter when naming the angle in the three - letter format.

The first letter represents a point on one ray and the last letter represents a point on the other ray.

2. Analyze each option:

A: The vertex is , and  and  are points on the rays  and  respectively. This is the correct name for the angle formed by  and

Click "Show Answer" to reveal the answer and analysis