Most trigonometry students look at triangles on a flat surface. However, people from ancient astronomers to modern navigators calculated the arc lengths and angles of triangles on a sphere. They used ...

Working with trigonometric relationships in degrees Trigonometric functions can have several ... Calculating the area of a triangle using trigonometry Trigonometry can be used to find the area ...

Let’s look at how to use trigonometric identities to calculate missing ... signifies the size of the angle in the triangle. If we know one of the two angles inside the triangle (not including ...