A technician often has to sketch or design ductwork and other parts of an HVAC system. This means working with lines, angles, and other shapes. This article shows you how to draw and work with these ...

In this short animation, Kayla and Zach are designing ramps for the skatepark and Ada explains that designing ramps requires us to measure angles – the amount of turn between two lines. Suitable ...

Learn how to draw and measure angles with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

Degrees and radians: Understanding the fundamental concepts Degrees represent the traditional way of measuring angles by dividing a complete circle into 360 equal parts.