**Definition of Minor Arc**

- Minor Arc is smaller of the two arcs formed when a circle is divided into two unequal parts.

** ****More about Minor Arc**

- The measure of the minor arc is always less than 180° or π radian.
- The sum of the measures of the major arc and the minor arc is equal to 360° or 2π radian.

**Example of Minor Arc**

Arc PQR is a minor arc, as the measure of arc PQR is less than 180o.

**Solved Example on Minor Arc**

Identify the minor arc in the figure.

Choices:

A. Arc BCD

B. Arc ABD

C. Arc BAD

D. Arc ADC

Correct Answer: A

Solution:

Step 1:An arc of measure less than 180 degrees is the minor arc.

Step 2:In the figure, arc BCD measures less than 180 degrees. So, arc BCD is the minor arc in the circle.

**Related Terms for Minor Arc**

- Arc
- Measure
- Major Arc