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Congruent Triangles Coordinate Grid

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

Congruent Triangles Coordinate Grid
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Two triangles are shown on the coordinate grid. Which sequence of transformations shows that ΔABC≅ΔDEF

Reflect △ABC across the x-axis, then translate it right 1

Reflect △ABC across the y-axis, then translate it right 1

Reflect △ABC across the x-axis, then translate it left 1

Reflect △ABC across the y-axis, then translate it left 1

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Two triangles are shown on the coordinate grid. Which sequence of transformations shows that \Delta ABC\cong\Delta DEF

Reflect △ABC across the x-axis, then translate it down 1

Reflect △ABC across the x-axis, then translate it up 1

Reflect △ABC across the y-axis, then translate it down 1

Reflect △ABC across the y-axis, then translate it up 1

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Reflect △ABC across the x-axis, then translate it down 2

Reflect △ABC across the y-axis, then translate it down 2

Reflect △ABC across the x-axis, then translate it up 2

Reflect △ABC across the y-axis, then translate it up 2

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Triangle EGF will be rotated 90° counterclockwise around the origin and will then be reflected across the x-axis, producing an image triangle. Which additional transformation will map the image triangle back onto the original triangle?

Reflection across the line y = -x

Reflection across the line y = x

Rotation 270° counterclockwise around the origin

Rotation 90° counterclockwise around the origin

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

Based on the diagram below, find the length of TR.

Tags

CCSS.HSG.SRT.A.2

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

Find the length of DF.

Tags

CCSS.HSG.SRT.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve for X

X = 77

X = 84

X = 66

X = 76

Tags

CCSS.HSG.SRT.A.2

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