What are the angles on the set square?

• A. 45 degrees, 90 degrees, 60 degrees
• B. 30 degrees, 60 degrees, 90 degrees
• C. 90 degrees, 60 degrees, 45 degrees
• D. 30 degrees, 45 degrees, 75 degrees

Answer: (B)

The correct response identifies the angles on a standard set square, which typically features angles of 30 degrees, 60 degrees, and 90 degrees. This triangular tool is commonly used in geometry, drafting, and pipefitting for creating precise angles and layouts.

In pipefitting tasks, these angles are essential for creating accurate fittings, connections, and layouts, particularly when working on piping systems that require specific angles for proper flow and structural integrity. Understanding how to effectively utilize a set square that has these precise angles can greatly improve the quality and accuracy of the work performed.

While other sets of angles may be found in different tools or contexts, they do not apply to the standard set square utilized primarily in geometry and drafting applications. For example, the combination of angles in the other choices does not align with the widely recognized format of a standard set square.