Geometric Rotations

Geometric Rotations

Assessment

Flashcard

Mathematics

7th - 8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a geometric rotation?

Back

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

2.

FLASHCARD QUESTION

Front

How many degrees is a full rotation?

Back

A full rotation is 360 degrees.

3.

FLASHCARD QUESTION

Front

What is the center of rotation?

Back

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

4.

FLASHCARD QUESTION

Front

What happens to the coordinates of a point (x, y) when it is rotated 90 degrees counterclockwise about the origin?

Back

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

5.

FLASHCARD QUESTION

Front

What happens to the coordinates of a point (x, y) when it is rotated 180 degrees about the origin?

Back

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

6.

FLASHCARD QUESTION

Front

What happens to the coordinates of a point (x, y) when it is rotated 270 degrees counterclockwise about the origin?

Back

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

7.

FLASHCARD QUESTION

Front

What is the rule for a 180° clockwise rotation about the origin?

Back

The rule is (x, y) → (-x, -y).

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