AnswersSRC 2022 MJ Grade 8 Pre-Algebra Q1Rotations

Rotations Answers

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1
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What is the coordinate of C’?

A
(–4, –4)
B
(4, –4)
C
(4, 4)
D
(–4, 4)
2
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Which did you include in your response? Check all that apply.

A
One revolution is 360 degrees.
B
Rotating 180 degrees in either direction is the same because the sum of 180 and 180 is 360.
C
The sum of 90 and 270 is 360.
3

When a figure is rotated 360°, it completes one full .

Answer:

revolution

4

Point P is called the middlepoint✔ centerorigin of rotation.

A
middle
B
point
C
✔ center
D
origin
5

The triangle is rotated in a direction.

Answer:

clockwise

6

What is the angle of rotation?

A
90°
B
180°
C
270°
D
360°
7

What is the angle and direction of rotation?

A
180° clockwise
B
180° counterclockwise
C
90° counterclockwise
D
90° clockwise
8

Which statements are correct based on the graph? Select all that apply.

A
BCDE is rotated 90° to form JKLM.
B
PQRS is rotated 90° to form JKLM.
C
BCDE is rotated 180° to form JKLM.
D
JKLM is rotated 180° to form BCDE.
E
PQRS is rotated 180° to form BCDE.
9

What are the coordinates of Q’?Q’(,

Answers:
Blank 1:"6"
Blank 2:
10

What is the angle of rotation?

A
45°
B
90°
C
180°
D
360°
11

What is the angle of rotation?

A
45°
B
90°
C
180°
D
360°
12

Do you think that a 270° clockwise rotation is the same as a 90° counterclockwise rotation? Explain why or why not.

Answer:

PENDING

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