Lesson 9-1: Translations

Dropdown

Use vector notation to express the translation below.



"Translation of seven units to the left."

T_< ​

Select answer

_, ​

Select answer

_>​ ​

Dropdown

Use arrow notation to express the translation below.



"Translation of three unit to the right and 5 units down."

(x, y) →(x ​

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​

Select answer

, y​ - ​

Select answer

)

Multiple Choice

Try This!

Change from Arrow notation to Vector notation.

(x, y) →(x - 6, y + 9)

• T_{<-6, -9>}

• T_{<6, -9>}

• T_{<-6, 9>}

• T_{<6, 9>}

Match

Example 1

Match the following.

• P'

• Q'

• R'

(-5, 1)

(-6, -3)

(-4, -1)

• (-5, 1)

• (-6, -3)

• (-4, -1)

Match

Example 2: Match the following.

• A'

• B'

• C'

• D'

(-2, 4)

(0, 4)

(2, 2)

(-2, 2)

• (-2, 4)

• (0, 4)

• (2, 2)

• (-2, 2)

Dropdown

Write the rule for the translation shown.



(x​ +​​

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, y​ -​

Select answer

)

Fill in the Blank

According to the definition of isometry, a pre-image and its image are congruent.

That is, corresponding sides have the same _____ and corresponding

angles have the same measure.

Math Response

Example 4

a. What is the length of segment Q'R'?

Type answer here

Correct Answer: \sqrt{26}

Deg^°

Rad

Dropdown

Example 4

b. Write a rule to describe the translation of QRST.



T_<​

Select answer

, ​

Select answer

_>

Drag and Drop

Try This!

The length of segment N'M' is ​

Placeholder

units.

The rule that describes the transformation is

"KLMN is translated ​

Placeholder

units ​

Placeholder

and ​

Placeholder

units​

Placeholder

."

Drag these tiles and drop them in the correct blank above

3

4

right

down

up

left

-4

-3

Graphing

Example 5

The point (-5, 7) is translated 11 units right and 16 units down.

What are the coordinates of the new point?

Poll

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