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8.3C - Dilations on a Coordinate Plane

Authored by Linnon Thomas

Mathematics

8th Grade

CCSS covered

Used 3+ times

8.3C - Dilations on a Coordinate Plane
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

What is the center of dilation for triangle PQR to create triangle P'Q'R'?

(0, 0)

(1, 1)

(2, 2)

(3, 3)

Tags

CCSS.HSG.CO.A.2

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

If the coordinates of point P are (2, 3), what are the coordinates of point P' after dilation?

(4, 6)

(6, 9)

(8, 12)

(10, 15)

Tags

CCSS.8.G.A.3

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Which of the following represents the rule for dilation from triangle PQR to triangle P'Q'R'?

(x, y) → (2x, 2y)

(x, y) → (3x, 3y)

(x, y) → (4x, 4y)

(x, y) → (5x, 5y)

Tags

CCSS.HSG.CO.A.2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the effect of a dilation with a scale factor less than 1?

The figure enlarges.

The figure shrinks.

The figure remains the same.

The figure rotates.

Tags

CCSS.8.G.A.3

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the result of applying the rule (x, y) → (x + 2, y + 2) to a point?

The point is dilated.

The point is translated.

The point is reflected.

The point is rotated.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Tags

CCSS.HSG.CO.A.2

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Triangle TRW is shown on the coordinate grid. Triangle TRW will be dilated by a scale factor of n with the origin as the center of dilation to create triangle T'R'W'. Which ordered pair best represents the location of point R'?

(-3n, -5n)

(3 + n, 5 - n)

(-3n, 5 - n)

Tags

CCSS.8.G.A.3

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