Missing Side on the Top of the Trig Ratio

In this tutorial I show you how to find the length of a side by using trigonometry when the missing side is in the top of the trig ratio fraction.

Trigonometry - Finding a side (1) : Maths Made Easy by ExamSolutions - youtube Video

 

Missing Side on the Bottom of the Trig Ratio

In this tutorial I show you how to find the length of a side by using trigonometry when the missing side is in the bottom of the trig ratio fraction.

Trigonometry - Finding a side (2) for Right-Angled Triangles : ExamSolutions - youtube Video

Mixed Exercise

Trigonometry - mixed exercise on finding a length : ExamSolutions Maths Revision - youtube Video