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Geometry & measuresHigher

Circle theorems:Tangents

A tangent meets the radius at 90 degrees, used in the triangle it makes. Then two tangents from a point: the kite with the two radii, and the isosceles triangle from equal tangents.

A free GCSE Higher geometry and measures lesson on circle theorems: tangents, spec code G10. It has a lesson deck to teach from with a visualiser, a worksheet with answers, a puzzle, an exit ticket and an end of unit test.

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