Geometry Semester  Review Topic 2

Geometry Semester Review Topic 2

Assessment

Flashcard

Mathematics

9th - 12th Grade

Practice Problem

Easy

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Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the result of reflecting the point (x, y) across the line y = -x?

Back

The coordinates of the image will be (-y, -x).

2.

FLASHCARD QUESTION

Front

What are the new coordinates of a point (x, y) after a 90° counterclockwise rotation about the origin?

Back

The new coordinates will be (-y, x).

3.

FLASHCARD QUESTION

Front

How do you find the image of a point (x, y) reflected across the line x = a?

Back

The new coordinates will be (2a - x, y).

4.

FLASHCARD QUESTION

Front

What is the transformation represented by (x, y) → (x + a, y + b)?

Back

This represents a translation of the point (x, y) by a units in the x-direction and b units in the y-direction.

5.

FLASHCARD QUESTION

Front

What are the new coordinates of a point (x, y) after a 180° rotation about the origin?

Back

The new coordinates will be (-x, -y).

6.

FLASHCARD QUESTION

Front

What is the effect of reflecting a point across the x-axis?

Back

The new coordinates will be (x, -y).

7.

FLASHCARD QUESTION

Front

What happens to the coordinates of a point (x, y) when it is reflected across the y-axis?

Back

The new coordinates will be (-x, y).

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