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Transformations of Quadrilaterals and Triangles

Transformations of Quadrilaterals and Triangles

Assessment

Interactive Video

•

Mathematics

•

8th Grade

•

Practice Problem

•

Hard

Created by

Thomas White

FREE Resource

This video tutorial covers eighth-grade transformations, including reflections, rotations, and sequences of transformations. It begins with reflecting trapezoid A over the y-axis and x-axis, followed by rotating a point 180 degrees counterclockwise. The tutorial then describes a sequence of transformations for triangles and concludes with transforming quadrilateral ABCD through translation, reflection, and rotation.

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of reflecting trapezoid A over the y-axis?

Polygon C

Polygon B

Polygon D

Polygon A

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which axis is used to reflect polygon B to create polygon C?

y-axis

z-axis

x-axis

w-axis

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After reflecting polygon C over the x-axis, what is the resulting polygon?

Polygon D

Polygon B

Polygon A

Polygon C

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the new coordinate of the point (-4, 1) after a 180-degree counterclockwise rotation around (-3, 0)?

(-3, 0)

(-2, 1)

(-4, -1)

(-2, -1)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which point serves as the center for the 180-degree rotation?

(-2, -1)

(0, 0)

(-3, 0)

(-4, 1)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in transforming triangle A to triangle B?

Reflection over the x-axis

Rotation 90 degrees clockwise

Translation two units left and two units up

Scaling by a factor of 2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final transformation to obtain triangle B from triangle A?

Reflection over the y-axis

Translation two units down

Rotation 180 degrees

Scaling by a factor of 0.5

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