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A triangle is rotated \( 180^{\circ} \) about the origin. Its image is reflected in the \( x \)-axis. The vertices of the final triangle are \( (-4,-4),(-2,-4) \), and \( (-3,-1) \). What

Ask by Valdez Horton. in the United States
Dec 19,2024

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The original triangle had vertices at (4, –4), (2, –4), and (3, –1).

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Beyond the Answer

The operation of rotating a triangle \(180^{\circ}\) about the origin transforms each vertex \( (x, y) \) to \( (-x, -y) \). For instance, if a vertex of the original triangle is \( (a, b) \), after rotation it becomes \( (-a, -b) \). The reflection in the \(x\)-axis further changes the y-coordinates' signs, resulting in vertices of the form \( (-a, b) \) for the final figure. These geometric transformations provide an exciting visual understanding of symmetry in mathematics! Triangles and transformations like rotations and reflections are widely used in computer graphics, architectural design, and even in video game development. Understanding these concepts helps designers create realistic movements and perspectives. For example, knowing how to rotate and reflect shapes easily translates to modeling characters or environments in digital spaces, where maintaining proportions and movements is essential.

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