Math Problem Statement

What is the correct option? A rotation 90° counterclockwise about the origin

A translation 1 unit to the left and 9 units up

A rotation 90° clockwise about the origin

A translation 1 unit to the right and 9 units down

Solution

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Math Problem Analysis

Mathematical Concepts

Geometry
Transformations
Rotations

Formulas

90° Counterclockwise Rotation Formula: (x, y) -> (-y, x)

Theorems

Rotation Theorem: Rotating a figure 90° counterclockwise about the origin results in a coordinate transformation from (x, y) to (-y, x)

Suitable Grade Level

Grades 8-10