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What's on the worksheet
- Reflect in one mirror, then another, and name the single motion:\ell: x = -2,\ m: x = 5\ell: y = 6,\ m: y = 1\ell: y = 0,\ m: y = -x\ell: x = 4,\ m: x = 4\ell: y = x + 2,\ m: y = -x + 2
- Find the distance between a point and its double reflection from the angle between the mirrors.
- Name the double reflection in the diagonal of a square and in a line parallel to a side.
- Find where two mirror lines cross and the image of a point in two ways.
- Combine three reflections in vertical lines into one reflection and check it on a point.
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The free lesson teaches it with worked examples and practice problems.
Two reflections in a row: the lesson ›