Trigonometry Video

The basic trigonometric ratios are sine, cosine and tangent and are used to find the lengths of sides and the size of angles in right-angled triangles.

 

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Express as a Percentage

Express as a Percentage

This self-marking quiz requires you to work out what one quantity is as a percentage of a second quantity. So far this activity has been accessed 12397 times and 4898 Transum Trophies have been awarded for completing it.

Teacher: Click the play button in the centre of the video screen above. In the bottom right corner of the video (when you cursor moves over the playing video) is a broken square button which opens full-screen mode.

Trigonometry Video

The basic trigonometric ratios are sine, cosine and tangent and are used to find the lengths of sides and the size of angles in right-angled triangles.

There are plenty of other maths videos in the collection which are perfect when you need a change of focus. There are funny videos, instructional videos and videos that will inspire and motivate.

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John Rodger,

Thursday, November 17, 2022

"Hi, I have looked for something that specifically looks at angles of elevation and depression. Unable to find these as a separate of questions. Do you have a specific of questions relating to this?
Many thanks.

[Transum: Thanks for your comment John. You can find exam-style questions on the Angles of Elevation and Depression page.]"

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