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7 April, 10:42

A triangle has vertices A (-4,2), B (-2,3) and C (0,2). Find the vertices of the triangle if it is reflected over the x - axis and then dilated by a scale factor of 2.

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  1. 7 April, 14:25
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    Reflecting over the x-axis involves multiplying all y-coordinates by - 1: A (-4, - 2), B (-2, - 3), C (0, - 2). Dilating by a scale factor of 2 doubles all coordinates: A (-8, - 4), B (-4, - 6), C (0, - 4).
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