Third angle = 180 – 90 – 36.87 ≈ 53.13 degrees. In conclusion, by using trigonometric ratios and inverse trigonometric functions, you can calculate the angles in a right triangle when given side ...

– C is the included angle – a and b are the lengths of the known sides – c is the length of the unknown side. To use this formula: – Substitute known values – Solve for unknown side – Take square root ...

For a right-angled triangle, follow these steps to calculate the length of a side, \(x\), when another side and an angle Ɵ is given: Label the two sides that contain information in the diagram ...