Learn about constructing triangles with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

The lengths of the right triangle are double those on the left triangle. End of image gallery. Question. Calculate the value of sinƟ, cosƟ and tanƟ for the right-angled triangle.

The Right Triangle. Clip: Season 44 | 2m 40s Video has Closed Captions | CC. Join Grover as he discovers that triangles come in various forms. Aired 04/08/2014 | Expired 01/01/1970 | Rating TV-Y ...