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Rotations Knowledge Check

Authored by Gabriela Ilene Blancarte

Mathematics

8th Grade

TEKS covered

Used 4+ times

Rotations Knowledge Check
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10 questions

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1.

MATCH QUESTION

1 min • 1 pt

Use your notes to match the rules to their corresponding rotation.

(x , y) → (-x, -y)

180° clockwise

(x , y) → (-y, x)

90° clockwise

(x , y) → (y, -x)

270 ° clockwise

Tags

TEKS.MATH.G.3A

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A figure was transformed on the coordinate grid using the rule (x, y) → (-y, x). Which of the following describes this transformation?

90-degree counterclockwise rotation
180-degree clockwise rotation

90 degree clockwise

No transformation occurred

Tags

TEKS.MATH.G.3A

3.

MATCH QUESTION

1 min • 1 pt

Use your notes to match the rules to their corresponding rotation.

270° counterclockwise

Switch both coordinates then make the 1st one negative

90° counterclockwise

Switch both coordinates, then make the 2nd one negative

180° counterclockwise

Make both coordinates negative (but we keep the order the same)

Tags

TEKS.MATH.G.3A

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Triangle ABC is shown on the graph. If Triangle ABC is rotated 90° counterclockwise about the origin, what will the coordinates of B' be?

(3, 4)

(-4, -3)

(-3,4)

(4, -3)

Tags

TEKS.MATH.G.3A

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Polygon ABCD is rotated 180° about the origin. What will the coordinate of B' be?

(3, -3)

(-3, 3)

(-3, -3)

(-⅓, -⅓)

Tags

TEKS.MATH.G.3A

6.

DROPDOWN QUESTION

1 min • 1 pt

Use the drop down menu to select the appropriate answer for the rotation rule:

The rule (x, y) → (-y, x) can be used to find the coordinates of a figure that has been rotated ​ (a)   ° clockwise about the origin.

270
90
180
360

Tags

TEKS.MATH.G.3A

7.

CATEGORIZE QUESTION

3 mins • 1 pt

Determine if the algebraic rules represent a ROTATION or a DILATION.

Groups:

(a) Rotation

,

(b) Dilation

(x, y) → (1.02x, 1.02y)

(x, y) → (-y, x)

(x, y ) → ( y , -x)

(x, y) → (-x, -y)

(x, y) → (¾x, ¾y)

(x, y) → (3x, 3y)

Tags

TEKS.MATH.8.10C

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