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Triangle ABC with vertices A(-4, 2), B(4,7), and

C(5, 1) in the x-axis.
A’
B’
C’
D’

Triangle ABC with vertices A(-4, 2), B(4,7), and C(5, 1) in the x-axis. A’ B’ C’ D-example-1

1 Answer

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Answer:

A'(-4, -2), B'(4, -7), C'(5, -1)

Explanation:

Reflection in the x-axis changes the sign of each y-coordinate.

(x, y) ⇒ (x, -y)

A(-4, 2) ⇒ A'(-4, -2)

B(4, 7) ⇒ B'(4, -7)

C(5, 1) ⇒ C'(5, -1)

Triangle ABC with vertices A(-4, 2), B(4,7), and C(5, 1) in the x-axis. A’ B’ C’ D-example-1
User Giacomo Tagliabue
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