Mathematics, 28.08.2020 19:01 aleilyg2005

7. Lines ℓ and m intersect at point P and are perpendicular. If a point Q is reflected across ℓ and then across m, what transformation rule describes this composition? 8. A triangle is reflected across line ℓ and then across line m. If this composition of reflections is a translation, what is true about m and ℓ?

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7. Lines ℓ and m intersect at point P and are perpendicular. If a point Q is reflected across ℓ and...