Rotations

Rotations

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a rotation in geometry?

Back

A rotation is a transformation that turns a figure around a fixed point, known as the center of rotation, by a specified angle in a specified direction.

2.

FLASHCARD QUESTION

Front

What is the center of rotation?

Back

The center of rotation is the fixed point around which a figure is rotated.

3.

FLASHCARD QUESTION

Front

How do you rotate a point 90 degrees clockwise around the origin?

Back

To rotate a point (x, y) 90 degrees clockwise, the new coordinates will be (y, -x).

4.

FLASHCARD QUESTION

Front

What are the coordinates of the point (3, 4) after a 180-degree rotation around the origin?

Back

The coordinates will be (-3, -4).

5.

FLASHCARD QUESTION

Front

What is the rule for rotating a point 270 degrees counterclockwise?

Back

To rotate a point (x, y) 270 degrees counterclockwise, the new coordinates will be (y, -x).

6.

FLASHCARD QUESTION

Front

What happens to the coordinates of a point when it is rotated 180 degrees?

Back

The coordinates of the point (x, y) become (-x, -y).

7.

FLASHCARD QUESTION

Front

If a point is rotated 90 degrees counterclockwise, what is the transformation rule?

Back

The transformation rule is (x, y) → (-y, x).

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