Quiz about Geometry Translation Reflection Rotation Dilation

Question 1

State the coordinate of the image of the given point B (-10,-6) under a dilation with center at the origin with the given scale factor k = 1/2.

Accepted Answer

(-5,-3)

Answer

(5,3)

Answer

(20,12)

Answer

(-20,-12)

Question 2

State the coordinate of the image of the given point B (4,9) under a dilation with center at the origin with the given scale factor k = 2.

Accepted Answer

(8,18)

Answer

(2,4.5)

Answer

(-8,-18)

Answer

(9,4)

Question 3

Rotate the point (-5,8) around the origin 270 degrees counterclockwise. State the image of the point.

Accepted Answer

(8,5)

Answer

(-8,5)

Answer

(8,-5)

Answer

(5,-8)

Question 4

Rotate the point (7,8) around the origin 90 degrees. State the image of the point.

Accepted Answer

(-8,7)

Answer

(-7,-8)

Answer

(8,-7)

Answer

(8,7)

Question 5

What does a translation do to a figure on the coordinate plane?

Accepted Answer

Slides it

Answer

Rotates it

Answer

Flips it

Answer

Shrinks it

Question 6

Where would point J' be if you translated point 5 units to the left and 2 units up?

Accepted Answer

(-5, 3)

Answer

(5, 3)

Answer

(3, -5)

Answer

(-3, 5)

Question 7

State the line of reflection.

Accepted Answer

Reflection across x-axis

Answer

Reflection across y-axis

Answer

Reflection across x = 1

Answer

Reflection across y = 1

Question 8

Which answer shows a reflection across the x-axis?

Accepted Answer

c

Answer

d

Answer

b

Answer

a

Question 9

How many degrees was the figure rotated?

Accepted Answer

180 degrees

Answer

90 degrees counterclockwise

Answer

270 counterclockwise

Answer

90 degrees clockwise

Question 10

What is a reflection?

Accepted Answer

When you flip or mirror an object across a line.

Answer

When you turn an object around a point.

Answer

When you slide an object form one place to another.

Answer

When you resize an object.

Question 11

This pictures shows what?

Accepted Answer

reflection over the y-axis

Answer

reflection over the x-axis

Answer

reflection over the x-coordinate

Answer

reflection over the y-coordinate

Question 12

Is the picture being reflected in the y-axis or x-axis?

Accepted Answer

y-axis

Answer

x-axis

Question 13

Identify the transformation from B to D.

Accepted Answer

180^o Rotation

Answer

90^o Clockwise Rotation

Answer

270^o clockwise Rotation

Answer

360^o Rotation

Question 14

A dilation is which of the following:

Accepted Answer

Either an enlargement or a reduction

Answer

An enlargement

Answer

A reduction

Answer

Neither an enlargement or a reduction

Question 15

The __________ is the ratio of a length of the image to the corresponding length on the original figure.

Accepted Answer

scale factor

Answer

reduction

Answer

enlargement

Answer

center of dilation

Question 16

Determine where X' would be if you translated X 3 units to the left and 9 units down.

Accepted Answer

(-4, -5)

Answer

(-4, 4)

Answer

(-10, 2)

Answer

(-1, 5)

Question 17

How is triangle ABC being translated to triangle A'B'C'?

Accepted Answer

down 9, right 4

Answer

up 3, left 8

Answer

up 9, left 4

Answer

down 3, right 8

Geometry Translation Reflection Rotation Dilation

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