I'm talking about trigonometry, of course: that bastion of angles and triangles that is essential to calculating velocity, momentum, and much more.

The Construction Master Pro app calculator can do dimensional math and conversions, right angle solutions, and area and volume solutions. Special functions include: Trigonometric function keys ...

William Ross does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...