Find the glide reflection image of the black triangle where the translation is (x, y) → (x, y – 7) and line of reflection is x =1.

(1 point)
Responses

Answer AThe triangle that isn't shaded has the following vertices: left-parenthesis 1 comma 2 right-parenthesis, left-parenthesis negative 3 comma negative 1 right-parenthesis, and left-parenthesis 1 comma negative 1 right-parenthesis. This vertex is a right angle. The shaded triangle has the following vertices: left-parenthesis 2 comma 5 right-parenthesis, left-parenthesis 2 comma 8 right-parenthesis, and left-parenthesis 6 comma 5 right-parenthesis. The first vertex is a right angle.
Image with alt text: Answer A The triangle that isn't shaded has the following vertices: left-parenthesis 1 comma 2 right-parenthesis, left-parenthesis negative 3 comma negative 1 right-parenthesis, and left-parenthesis 1 comma negative 1 right-parenthesis. This vertex is a right angle. The shaded triangle has the following vertices: left-parenthesis 2 comma 5 right-parenthesis, left-parenthesis 2 comma 8 right-parenthesis, and left-parenthesis 6 comma 5 right-parenthesis. The first vertex is a right angle.

Answer BThe triangle that isn't shaded has the following vertices: left-parenthesis negative 1 comma negative 1 right-parenthesis, left-parenthesis negative 5 comma negative 1 right-parenthesis, and left-parenthesis negative 1 comma 2 right-parenthesis. The first vertex is a right angle. The shaded triangle has the following vertices: left-parenthesis 2 comma 5 right-parenthesis, left-parenthesis 2 comma 8 right-parenthesis, and left-parenthesis 6 comma 5 right-parenthesis. The first vertex is a right angle.
Image with alt text: Answer B The triangle that isn't shaded has the following vertices: left-parenthesis negative 1 comma negative 1 right-parenthesis, left-parenthesis negative 5 comma negative 1 right-parenthesis, and left-parenthesis negative 1 comma 2 right-parenthesis. The first vertex is a right angle. The shaded triangle has the following vertices: left-parenthesis 2 comma 5 right-parenthesis, left-parenthesis 2 comma 8 right-parenthesis, and left-parenthesis 6 comma 5 right-parenthesis. The first vertex is a right angle.

Answer CThe triangle that isn't shaded has the following vertices: left-parenthesis negative 1 comma negative 2 right-parenthesis, left-parenthesis negative 5 comma negative 2 right-parenthesis, and left-parenthesis negative 1 comma 1 right-parenthesis. The first vertex is a right angle. The shaded triangle has the following vertices: left-parenthesis 2 comma 5 right-parenthesis, left-parenthesis 2 comma 8 right-parenthesis, and left-parenthesis 6 comma 5 right-parenthesis. The first vertex is a right angle.
Image with alt text: Answer C The triangle that isn't shaded has the following vertices: left-parenthesis negative 1 comma negative 2 right-parenthesis, left-parenthesis negative 5 comma negative 2 right-parenthesis, and left-parenthesis negative 1 comma 1 right-parenthesis. The first vertex is a right angle. The shaded triangle has the following vertices: left-parenthesis 2 comma 5 right-parenthesis, left-parenthesis 2 comma 8 right-parenthesis, and left-parenthesis 6 comma 5 right-parenthesis. The first vertex is a right angle.

Answer DThe triangle that isn't shaded has the following vertices: left-parenthesis 0 comma negative 2 right-parenthesis, left-parenthesis negative 4 comma negative 2 right-parenthesis, and left-parenthesis 0 comma 1 right-parenthesis. The first vertex is a right angle. The shaded triangle has the following vertices: left-parenthesis 2 comma 5 right-parenthesis, left-parenthesis 2 comma 8 right-parenthesis, and left-parenthesis 6 comma 5 right-parenthesis. The first vertex is a right angle.
Image with alt text: Answer D The triangle that isn't shaded has the following vertices: left-parenthesis 0 comma negative 2 right-parenthesis, left-parenthesis negative 4 comma negative 2 right-parenthesis, and left-parenthesis 0 comma 1 right-parenthesis. The first vertex is a right angle. The shaded triangle has the following vertices: left-parenthesis 2 comma 5 right-parenthesis, left-parenthesis 2 comma 8 right-parenthesis, and left-parenthesis 6 comma 5 right-parenthesis. The first vertex is a right angle.
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The correct answer is Answer C.

The correct answer is B. The triangle that is shaded has the following vertices: (-1, -1), (-5, -1), and (-1, 2). The first vertex is a right angle.