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, called the center of rotation, by a certain angle in a specific direction.

2.

FLASHCARD QUESTION

Front

What are the coordinates of point B' if point B(6,5) is rotated 180° about the origin?

Back

(-6,-5)

3.

FLASHCARD QUESTION

Front

What is the rule for rotating a point (x,y) 180° about the origin?

Back

(x,y) → (-x,-y)

4.

FLASHCARD QUESTION

Front

What is the rule for rotating a point (x,y) 270° counterclockwise about the origin?

Back

(x,y) → (y,-x)

5.

FLASHCARD QUESTION

Front

What is the rule for rotating a point (x,y) 90° counterclockwise about the origin?

Back

(x,y) → (-y,x)

6.

FLASHCARD QUESTION

Front

If a triangle is rotated 360°, what happens to its position?

Back

The triangle remains in the same position as it started.

7.

FLASHCARD QUESTION

Front

What is the angle of rotation for a 90° clockwise rotation?

Back

The angle of rotation is 90° in the clockwise direction.

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