right angle geoboard

作者：Laurel Langford

Points A, B, C, D and E can be dragged (moved) to make lines on the geoboards. The two blue lines are always perpendicular and the two red lines are always perpendicular (right angles).

探索資源

Construct an angle of 60 Degrees
Archimedes' Approximation of Pi (lastest)
Test
Transformations of Functions (Topic 1.12)

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正切線或正切
減法
導數
內切圓
圖

right angle geoboard

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